A104916 Primes from merging of 2 successive digits in decimal expansion of Catalan's constant.

59, 59, 41, 17, 19, 23, 41, 11, 41, 37, 67, 13, 11, 19, 17, 19, 97, 47, 47, 79, 29, 61, 11, 61, 19, 19, 61, 19, 79, 89, 59, 59, 43, 31, 59, 47, 73, 37, 11, 53, 73, 31, 19, 19, 47, 59, 47, 41, 23, 59, 41, 97, 47, 11, 83, 73, 37, 89, 47, 11, 13, 59, 97, 71, 13, 43, 53, 23, 53

Offset

1,1

Links

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

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

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

Mathematica

Select[FromDigits/@Partition[RealDigits[Catalan, 10, 100][[1]], 2, 1], PrimeQ[#]&&#>9&] (* Vincenzo Librandi, Apr 23 2013 *)

Crossrefs

Cf. A006752 (Catalan's constant).

Cf. A104917, A104918, A104919, A104920, A104921, A104922, A104923.

Sequence in context: A278372 A273183 A292093 * A172462 A042739 A348570

Adjacent sequences: A104913 A104914 A104915 * A104917 A104918 A104919

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 23 2013

Status

approved