A278232 -id:A278232

Search: a278232 -id:a278232

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A278497

a(n) = Least number with the prime signature of A276573(n).

+10
5

2, 6, 8, 2, 6, 16, 12, 6, 24, 8, 30, 32, 6, 6, 24, 2, 12, 48, 6, 2, 24, 2, 12, 64, 2, 30, 72, 12, 30, 48, 2, 6, 24, 60, 6, 96, 12, 30, 30, 72, 48, 6, 12, 120, 6, 60, 128, 2, 6, 24, 2, 6, 144, 12, 2, 24, 6, 6, 96, 48, 30, 120, 12, 2, 48, 2, 6, 30, 24, 192, 30, 60, 72, 6, 12, 210, 6, 216, 6, 6, 96, 2, 30, 2, 12, 240, 32, 12, 24, 2, 30, 256, 6, 12, 120, 6, 120

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

OFFSET

1,1

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..10028

FORMULA

a(n) = A046523(A276573(n)).

For all n >= 1, a(A260733(1+n)) = A278160(n).

PROG

(Scheme) (define (A278497 n) (A046523 (A276573 n)))

CROSSREFS

Cf. A002828, A046523, A260733, A276573, A278160, A278498, A278499.

Cf. A277014 (gives the indices of squares).

Cf. also A278232.

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 25 2016

STATUS

approved

A278262

a(n) = A278222(A179016(n)).

+10
4

2, 4, 2, 8, 2, 12, 16, 2, 12, 24, 12, 32, 2, 12, 24, 30, 24, 12, 60, 24, 64, 2, 12, 24, 30, 24, 30, 210, 60, 48, 12, 60, 12, 180, 8, 24, 16, 128, 2, 12, 24, 30, 24, 30, 210, 60, 48, 30, 210, 30, 420, 12, 60, 24, 96, 12, 60, 12, 180, 60, 360, 360, 24, 216, 72, 16, 432, 256, 2, 12, 24, 30, 24, 30, 210, 60, 48, 30, 210, 30, 420, 12, 60, 24, 96, 30, 210, 30, 420

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

OFFSET

1,1

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..16405

Index entries for sequences related to binary expansion of n

FORMULA

a(n) = A278222(A179016(n)).

PROG

(Scheme) (define (A278262 n) (A278222 (A179016 n)))

CROSSREFS

Cf. A179016, A278222.

Cf. also A213712, A278232.

KEYWORD

nonn,base

AUTHOR

Antti Karttunen, Nov 22 2016

STATUS

approved

A278532

a(n) = A278219(A255056(n)).

+10
2

1, 4, 4, 6, 16, 6, 6, 36, 24, 24, 6, 6, 4, 36, 64, 24, 60, 60, 24, 6, 6, 4, 36, 144, 60, 64, 216, 24, 6, 60, 96, 60, 60, 60, 24, 6, 6, 4, 36, 144, 60, 144, 60, 60, 144, 64, 96, 216, 216, 24, 6, 60, 240, 210, 96, 360, 60, 6, 60, 96, 60, 60, 60, 24, 6, 6, 4, 36, 144, 60, 144, 60, 60, 900, 144, 360, 360, 60, 60, 144, 144, 240, 384, 96, 360, 216, 360, 216, 216, 24

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

OFFSET

0,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..16142

FORMULA

a(n) = A278219(A255056(n)).

PROG

(Scheme) (define (A278532 n) (A278219 (A255056 n)))

CROSSREFS

Cf. A255056, A255336, A278219, A278232, A278262, A278534.

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 30 2016

STATUS

approved

A278534

a(n) = A278236(A219666(n)).

+10
2

1, 2, 2, 12, 6, 12, 4, 180, 360, 6, 12, 6, 420, 180, 360, 4, 36, 420, 1260, 1800, 24, 120, 360, 1080, 48, 48, 720, 75600, 6, 12, 6, 420, 180, 360, 6, 60, 2310, 4620, 2520, 60, 420, 1260, 2520, 120, 120, 360, 83160, 5040, 720, 75600, 4, 36, 420, 1260, 1800, 60, 420, 1260, 2520, 180, 180, 900, 12600, 360, 12600, 5400, 720, 277200, 529200, 24, 120, 360, 1080, 120, 120

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

OFFSET

0,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..3149

FORMULA

a(n) = A278236(A219666(n)).

PROG

(Scheme) (define (A278534 n) (A278236 (A219666 n)))

CROSSREFS

Cf. A219666, A230406, A278232, A278236, A278262, A278532.

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 30 2016

STATUS

approved

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