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A118419 Glaisher-primes: numbers n such that the concatenation of the first n decimal digits of the Glaisher-Kinkelin constant is prime. 1
1282427, 1282427129, 128242712910062263, 1282427129100622636875342568869791727767688927325001192063740021 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

Eric Weisstein's World of Mathematics, Gliasher-Prime

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

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Last modified September 30 17:27 EDT 2022. Contains 357106 sequences. (Running on oeis4.)