The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A065122 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A065122

a(1) = 2; a(n) is smallest prime > 10*a(n-1).
(history; published version)

#12 by Bruno Berselli at Mon Jun 18 03:37:59 EDT 2018

STATUS

reviewed

approved

#11 by Michel Marcus at Mon Jun 18 03:35:33 EDT 2018

STATUS

proposed

reviewed

#10 by Jon E. Schoenfield at Mon Jun 18 01:04:22 EDT 2018

STATUS

editing

proposed

#9 by Jon E. Schoenfield at Mon Jun 18 01:04:20 EDT 2018

LINKS

Harry J. Smith, <a href="/A065122/b065122.txt">Table of n, a(n) for n = 1,...,100</a>

PROG

(PARI) { for (n=1, 100, if (n>1, a=nextprime(10*a), a=2); write("b065122.txt", n, " ", a) ) } [From _\\ _Harry J. Smith_, Oct 10 2009]

CROSSREFS

Cf. A024770, A055496.

STATUS

approved

editing

#8 by Harvey P. Dale at Sun Jun 03 14:35:18 EDT 2012

STATUS

editing

approved

#7 by Harvey P. Dale at Sun Jun 03 14:35:09 EDT 2012

MATHEMATICA

NestList[NextPrime[10#]&, 2, 20] (* Harvey P. Dale, Jun 03 2012 *)

STATUS

approved

editing

#6 by Russ Cox at Fri Mar 30 18:51:35 EDT 2012

AUTHOR

_Henry Bottomley (se16(AT)btinternet.com), _, Nov 13 2001

Discussion

Fri Mar 30

18:51

OEIS Server: https://oeis.org/edit/global/247

#5 by Russ Cox at Fri Mar 30 17:30:36 EDT 2012

EXTENSIONS

More terms from _Robert G. Wilson v (rgwv(AT)rgwv.com), _, Nov 28 2001

Discussion

Fri Mar 30

17:30

OEIS Server: https://oeis.org/edit/global/156

#4 by Russ Cox at Fri Mar 30 17:24:28 EDT 2012

PROG

(PARI) { for (n=1, 100, if (n>1, a=nextprime(10*a), a=2); write("b065122.txt", n, " ", a) ) } [From _Harry J. Smith (hjsmithh(AT)sbcglobal.net), _, Oct 10 2009]

Discussion

Fri Mar 30

17:24

OEIS Server: https://oeis.org/edit/global/133

#3 by N. J. A. Sloane at Thu Nov 11 07:34:06 EST 2010

LINKS

Harry J. Smith, <a href="/A065122/b065122.txt">Table of n, a(n) for n=1,...,100</a>

KEYWORD

nonn,new

nonn