A153205 -id:A153205

A154160

Decimal expansion of log_9 (10).

+10
21

1, 0, 4, 7, 9, 5, 1, 6, 3, 7, 1, 4, 4, 6, 9, 2, 3, 0, 2, 1, 4, 8, 2, 8, 3, 7, 6, 1, 0, 1, 0, 7, 0, 0, 6, 2, 5, 3, 0, 3, 7, 5, 9, 0, 0, 3, 3, 9, 8, 9, 6, 5, 0, 5, 8, 4, 6, 1, 7, 7, 2, 6, 6, 9, 3, 1, 7, 0, 8, 8, 7, 3, 8, 7, 8, 5, 9, 7, 0, 3, 1, 4, 3, 5, 8, 3, 8, 2, 9, 0, 1, 1, 5, 4, 4, 9, 0, 6, 1

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

EXAMPLE

1.0479516371446923021482837610107006253037590033989650584617...

MATHEMATICA

RealDigits[Log[9, 10], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(10)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(10)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), this sequence, A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A152747

Decimal expansion of log_9 (2).

+10
20

3, 1, 5, 4, 6, 4, 8, 7, 6, 7, 8, 5, 7, 2, 8, 7, 1, 8, 5, 4, 9, 7, 6, 3, 5, 5, 7, 1, 7, 1, 3, 8, 0, 4, 2, 7, 1, 4, 9, 7, 9, 2, 8, 2, 0, 0, 6, 5, 9, 4, 0, 2, 1, 3, 9, 3, 5, 3, 2, 7, 4, 7, 1, 9, 1, 9, 3, 4, 2, 6, 0, 0, 6, 9, 0, 4, 5, 7, 4, 0, 2, 5, 3, 0, 5, 8, 6, 3, 4, 4, 2, 7, 4, 7, 2, 5, 8, 7, 2

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Index entries for transcendental numbers

FORMULA

Equals Integral_{x=1..oo} 1/(3^x - 3^(-x)) dx. - Amiram Eldar, Jul 16 2020

EXAMPLE

.31546487678572871854976355717138042714979282006594021393532...

MATHEMATICA

RealDigits[Log[9, 2], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(2)/log(9) \\ G. C. Greubel, Aug 31 2018

(Magma) SetDefaultRealField(RealField(100)); Log(2)/Log(9); // G. C. Greubel, Aug 31 2018

CROSSREFS

Cf. decimal expansion of log_9(m): this sequence, A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A153495

Decimal expansion of log_9 (6).

+10
19

8, 1, 5, 4, 6, 4, 8, 7, 6, 7, 8, 5, 7, 2, 8, 7, 1, 8, 5, 4, 9, 7, 6, 3, 5, 5, 7, 1, 7, 1, 3, 8, 0, 4, 2, 7, 1, 4, 9, 7, 9, 2, 8, 2, 0, 0, 6, 5, 9, 4, 0, 2, 1, 3, 9, 3, 5, 3, 2, 7, 4, 7, 1, 9, 1, 9, 3, 4, 2, 6, 0, 0, 6, 9, 0, 4, 5, 7, 4, 0, 2, 5, 3, 0, 5, 8, 6, 3, 4, 4, 2, 7, 4, 7, 2, 5, 8, 7, 2

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Index entries for transcendental numbers

EXAMPLE

.81546487678572871854976355717138042714979282006594021393532...

MATHEMATICA

RealDigits[Log[9, 6], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(6)/log(9) \\ G. C. Greubel, Aug 31 2018

(Magma) SetDefaultRealField(RealField(100)); Log(6)/Log(9); // G. C. Greubel, Aug 31 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), this sequence, A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A153619

Decimal expansion of log_9 (7).

+10
19

8, 8, 5, 6, 2, 1, 8, 7, 4, 5, 8, 0, 7, 1, 1, 1, 3, 0, 0, 3, 3, 9, 6, 4, 1, 5, 3, 5, 4, 1, 2, 2, 8, 8, 5, 9, 0, 3, 3, 2, 3, 5, 6, 6, 7, 2, 9, 7, 1, 2, 1, 7, 3, 9, 6, 8, 4, 4, 9, 6, 2, 8, 8, 6, 3, 9, 9, 4, 3, 0, 9, 9, 3, 5, 1, 4, 0, 6, 1, 0, 5, 4, 1, 7, 1, 5, 0, 4, 9, 4, 6, 6, 8, 7, 5, 4, 4, 8, 8

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Index entries for transcendental numbers

EXAMPLE

0.88562187458071113003396415354122885903323566729712173968449...

MATHEMATICA

RealDigits[Log[9, 7], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(7)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(7)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), this sequence, A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A153756

Decimal expansion of log_9 (8).

+10
19

9, 4, 6, 3, 9, 4, 6, 3, 0, 3, 5, 7, 1, 8, 6, 1, 5, 5, 6, 4, 9, 2, 9, 0, 6, 7, 1, 5, 1, 4, 1, 4, 1, 2, 8, 1, 4, 4, 9, 3, 7, 8, 4, 6, 0, 1, 9, 7, 8, 2, 0, 6, 4, 1, 8, 0, 5, 9, 8, 2, 4, 1, 5, 7, 5, 8, 0, 2, 7, 8, 0, 2, 0, 7, 1, 3, 7, 2, 2, 0, 7, 5, 9, 1, 7, 5, 9, 0, 3, 2, 8, 2, 4, 1, 7, 7, 6, 1, 8

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Index entries for transcendental numbers

EXAMPLE

.94639463035718615564929067151414128144937846019782064180598...

MATHEMATICA

RealDigits[Log[9, 8], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(8)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(8)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), this sequence, A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A154181

Decimal expansion of log_9 (11).

+10
19

1, 0, 9, 1, 3, 2, 9, 1, 6, 9, 3, 2, 2, 0, 6, 9, 0, 4, 0, 5, 2, 4, 4, 9, 0, 2, 0, 7, 3, 6, 5, 9, 6, 4, 4, 6, 1, 7, 7, 1, 4, 8, 0, 7, 6, 2, 6, 0, 0, 4, 7, 2, 1, 8, 0, 1, 1, 8, 6, 4, 6, 5, 0, 5, 0, 8, 5, 9, 0, 4, 3, 1, 6, 9, 4, 5, 7, 0, 6, 1, 8, 1, 6, 6, 2, 6, 3, 0, 5, 1, 5, 0, 8, 1, 9, 8, 5, 4, 4

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

EXAMPLE

1.0913291693220690405244902073659644617714807626004721801186...

MATHEMATICA

RealDigits[Log[9, 11], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(11)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(11)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), this sequence, A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A154202

Decimal expansion of log_9 (12).

+10
19

1, 1, 3, 0, 9, 2, 9, 7, 5, 3, 5, 7, 1, 4, 5, 7, 4, 3, 7, 0, 9, 9, 5, 2, 7, 1, 1, 4, 3, 4, 2, 7, 6, 0, 8, 5, 4, 2, 9, 9, 5, 8, 5, 6, 4, 0, 1, 3, 1, 8, 8, 0, 4, 2, 7, 8, 7, 0, 6, 5, 4, 9, 4, 3, 8, 3, 8, 6, 8, 5, 2, 0, 1, 3, 8, 0, 9, 1, 4, 8, 0, 5, 0, 6, 1, 1, 7, 2, 6, 8, 8, 5, 4, 9, 4, 5, 1, 7, 4

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

FORMULA

Equals A152747 + A153495. - R. J. Mathar, Jan 07 2021

EXAMPLE

1.1309297535714574370995271143427608542995856401318804278706...

MATHEMATICA

RealDigits[Log[9, 12], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(12)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(12)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), this sequence, A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A154339

Decimal expansion of log_9 (13).

+10
19

1, 1, 6, 7, 3, 5, 8, 7, 5, 9, 7, 3, 6, 3, 9, 6, 3, 4, 6, 6, 8, 9, 8, 0, 1, 2, 0, 3, 6, 2, 2, 2, 6, 4, 2, 4, 7, 9, 3, 0, 8, 8, 3, 2, 9, 3, 3, 6, 2, 4, 1, 5, 6, 7, 3, 2, 1, 9, 6, 1, 2, 0, 8, 7, 4, 8, 3, 7, 2, 6, 5, 9, 4, 3, 7, 4, 1, 9, 7, 4, 5, 8, 6, 9, 5, 8, 7, 8, 6, 7, 6, 3, 8, 7, 1, 5, 0, 7, 1

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

EXAMPLE

1.1673587597363963466898012036222642479308832933624156732196...

MATHEMATICA

RealDigits[Log[9, 13], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(13)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(13)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), this sequence, A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A154469

Decimal expansion of log_9 (14).

+10
19

1, 2, 0, 1, 0, 8, 6, 7, 5, 1, 3, 6, 6, 4, 3, 9, 8, 4, 8, 5, 8, 3, 7, 2, 7, 7, 1, 0, 7, 1, 2, 6, 0, 9, 2, 8, 6, 1, 8, 3, 0, 2, 8, 4, 8, 7, 3, 6, 3, 0, 6, 1, 9, 5, 3, 6, 1, 9, 8, 2, 3, 7, 6, 0, 5, 5, 9, 2, 8, 5, 7, 0, 0, 0, 4, 1, 8, 6, 3, 5, 0, 7, 9, 4, 7, 7, 3, 6, 8, 3, 8, 9, 4, 3, 4, 8, 0, 3, 6

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

EXAMPLE

1.2010867513664398485837277107126092861830284873630619536198...

MATHEMATICA

RealDigits[Log[9, 14], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(14)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(14)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), this sequence, A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved

A154578

Decimal expansion of log_9 (15).

+10
19

1, 2, 3, 2, 4, 8, 6, 7, 6, 0, 3, 5, 8, 9, 6, 3, 5, 8, 3, 5, 9, 8, 5, 2, 0, 2, 0, 3, 8, 3, 9, 3, 2, 0, 1, 9, 8, 1, 5, 3, 9, 6, 6, 1, 8, 3, 3, 3, 3, 0, 2, 4, 8, 4, 4, 5, 2, 6, 4, 4, 5, 1, 9, 7, 3, 9, 7, 7, 4, 6, 1, 3, 8, 0, 9, 5, 5, 1, 2, 9, 1, 1, 8, 2, 7, 7, 9, 6, 5, 5, 6, 8, 7, 9, 7, 6, 4, 7, 4

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index entries for transcendental numbers

EXAMPLE

1.2324867603589635835985202038393201981539661833330248445264...

MATHEMATICA

RealDigits[Log[9, 15], 10, 100][[1]] (* Vincenzo Librandi, Sep 01 2013 *)

PROG

(PARI) default(realprecision, 100); log(15)/log(9) \\ G. C. Greubel, Sep 01 2018

(Magma) SetDefaultRealField(RealField(100)); Log(15)/Log(9); // G. C. Greubel, Sep 01 2018

CROSSREFS

Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), A154181 (m=11), A154202 (m=12), A154339 (m=13), A154469 (m=14), this sequence, A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24).

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Oct 30 2009

STATUS

approved