A118419 Glaisher-primes: numbers n such that the concatenation of the first n decimal digits of the Glaisher-Kinkelin constant is prime.

1282427, 1282427129, 128242712910062263, 1282427129100622636875342568869791727767688927325001192063740021

Offset

1,1

Links

Table of n, a(n) for n=1..4.

Eric Weisstein's World of Mathematics, Constant Primes

Eric Weisstein's World of Mathematics, Glaisher-Kinkelin Constant Digits

Eric Weisstein's World of Mathematics, Integer Sequence Primes

Example

A = 1.282427129100622636..., 1282427--the concatenation of the first 7 decimal digits--is prime, so a(1)=1282427.

Crossrefs

Cf. A074962, A118420.

Sequence in context: A204397 A058894 A328256 * A250619 A091291 A205178

Adjacent sequences: A118416 A118417 A118418 * A118420 A118421 A118422

Keyword

nonn,base

Author

Eric W. Weisstein, Apr 27 2006

Extensions

Edited by Charles R Greathouse IV, Apr 27 2010

Status

approved