A104827 Primes from merging of 7 successive digits in decimal expansion of Pi allowing leading zeros.

1592653, 6535897, 2643383, 5028841, 6939937, 3993751, 348253, 1170679, 8086513, 5822317, 1725359, 4930381, 2881097, 4612847, 3165271, 2712019, 1201909, 4914127, 917153, 1133053, 3841469, 1469519, 6951941, 9433057

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