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A119334 Indices of Apery-primes: numbers n such that the concatenation of the first n decimal digits of Apery's constant zeta(3) is prime. 1
10, 55, 109, 141 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Eric Weisstein's World of Mathematics, Apery-Prime

Eric Weisstein's World of Mathematics, Integer Sequence Primes

EXAMPLE

zeta(3) = 1.2020569031595..., 1202056903--the concatenation of the first 10 decimal digits--is prime, so a(1)=10

CROSSREFS

Cf. A002117, A119333.

Sequence in context: A198770 A139610 A088404 * A074977 A069155 A107352

Adjacent sequences:  A119331 A119332 A119333 * A119335 A119336 A119337

KEYWORD

nonn,more,base

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), May 14, 2006

EXTENSIONS

Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Apr 27 2010

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Last modified February 15 18:46 EST 2012. Contains 205836 sequences.