A104823 - OEIS

A104823

Primes from merging of three successive digits in decimal expansion of Pi.

653, 643, 433, 383, 419, 197, 971, 937, 751, 97, 307, 89, 421, 211, 67, 821, 823, 647, 709, 223, 317, 359, 811, 701, 19, 193, 521, 211, 229, 881, 109, 97, 659, 593, 461, 823, 233, 337, 271, 19, 821, 607, 491, 127

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

OFFSET

1,1

COMMENTS

Leading zeros are permitted, so not every term is 3 digits in length. - Harvey P. Dale, Oct 24 2011

LINKS

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

MATHEMATICA

With[{pi = FromDigits/@Partition[RealDigits[Pi, 10, 500][[1]], 3, 1]}, Select[pi, PrimeQ]] (* Vincenzo Librandi, Apr 23 2013 *)

CROSSREFS

Cf. A104819-A104842.

Sequence in context: A350979 A188414 A089673 * A198170 A145125 A145202

Adjacent sequences: A104820 A104821 A104822 * A104824 A104825 A104826

KEYWORD

nonn,base

AUTHOR

Zak Seidov, Mar 27 2005

STATUS

approved