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A104827 Primes from merging of 7 successive digits in decimal expansion of Pi. 1
1592653, 6535897, 2643383, 5028841, 6939937, 3993751, 348253, 1170679, 8086513, 5822317, 1725359, 4930381, 2881097, 4612847, 3165271, 2712019, 1201909, 4914127, 917153, 1133053, 3841469, 1469519, 6951941, 9433057 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Leading zeros are permitted so some terms may have fewer than 7 digits. For example, 223, 907, 3137, and 4229 are all terms. - Harvey P. Dale, May 24 2020

LINKS

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

MATHEMATICA

With[{pi = FromDigits/@Partition[RealDigits[Pi, 10, 500][[1]], 7, 1]}, Select[pi, PrimeQ]] (* Vincenzo Librandi, Apr 21 2013 *)

CROSSREFS

Cf. A104819 - A104842.

Sequence in context: A183669 A234830 A262185 * A198171 A220467 A235174

Adjacent sequences:  A104824 A104825 A104826 * A104828 A104829 A104830

KEYWORD

nonn,base

AUTHOR

Zak Seidov, Mar 27 2005

STATUS

approved

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Last modified May 21 00:36 EDT 2022. Contains 353886 sequences. (Running on oeis4.)