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A104932 Primes from merging of 9 successive digits in decimal expansion of (Pi^2). 2
761511353, 615113531, 790626413, 402591377, 137740231, 314407777, 727610617, 328403287, 869352769, 939666571, 151904453, 258260581, 592048309, 830981887, 887327003, 666711043, 435895087, 358950871, 577528379, 250269737, 581500063 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

Pi as defined at MathWorld.com

Expansion of Pi^2 done to 10,000 digits as part of Project Gutenberg.

MATHEMATICA

Select[FromDigits/@Partition[RealDigits[Pi^2, 10, 500][[1]], 9, 1], #>100000000&&PrimeQ[#]&] (* Vincenzo Librandi, Apr 24 2013 *)

CROSSREFS

Sequence in context: A104952 A015370 A068725 * A306569 A118876 A157788

Adjacent sequences:  A104929 A104930 A104931 * A104933 A104934 A104935

KEYWORD

nonn,base

AUTHOR

Andrew G. West (WestA(AT)wlu.edu), Mar 29 2005

EXTENSIONS

Changed offset from 0 to 1 by Vincenzo Librandi, Apr 24 2013

STATUS

approved

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Last modified April 20 09:03 EDT 2019. Contains 322307 sequences. (Running on oeis4.)