A104918 Primes from merging of 4 successive digits in decimal expansion of Catalan's constant.

4177, 7219, 1901, 4603, 1493, 9323, 7741, 1493, 4937, 8167, 7213, 9811, 6217, 6301, 3019, 6947, 9479, 4793, 5651, 1151, 9619, 6199, 8803, 9059, 9431, 9473, 7481, 9533, 7331, 3319, 2287, 7741, 6397, 2011, 7873, 8647, 5113, 3407, 5407, 5323, 5653, 3823

Offset

1,1

Links

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

Greg Fee, Decimal Expansion of Catalan's Constant to 50000 digits.

Eric Weisstein's World of Mathematics, Catalan's Constant

Mathematica

Select[FromDigits/@Partition[RealDigits[Catalan, 10, 800][[1]], 4, 1], PrimeQ[#]&&#>999&] (* Vincenzo Librandi, Apr 22 2013 *)

Crossrefs

Cf. A006752 (Catalan's constant).

Cf. A104916, A104917, A104919, A104920, A104921, A104922, A104923.

Sequence in context: A043627 A250161 A256836 * A308752 A179249 A045734

Adjacent sequences: A104915 A104916 A104917 * A104919 A104920 A104921

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 22 2013

Status

approved