

A074282


Numbers n such that 10^999+n is a (Titanic) prime.


2



7, 663, 2121, 2593, 3561, 4717, 5863, 9459, 11239, 14397, 17289, 18919, 19411, 21667, 25561, 26739, 27759, 28047, 28437, 28989, 35031, 41037, 41409, 41451, 43047, 43269, 43383, 50407, 51043, 52507, 55587, 59877, 61971, 62919, 63177
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OFFSET

1,1


LINKS

N. J. A. Sloane, Table of n, a(n) for n = 1..101, taken from the Andersen link below.
Jens Kruse Andersen, Invitation for 101 titanic helpers


EXAMPLE

a(2)=663 because 10^999+663 is the 2nd Titanic Prime.


MATHEMATICA

Select[Range[65000], PrimeQ[10^999 + # ] &]


PROG

(PARI) for(n=1, 10^5, if(gcd(n, 10)==1, if(ispseudoprime(10^999+n), print1(n, ", ")))) \\ Felix FrÃ¶hlich, Jun 22 2014


CROSSREFS

Sequence in context: A052134 A101811 A092326 * A171737 A013568 A174853
Adjacent sequences: A074279 A074280 A074281 * A074283 A074284 A074285


KEYWORD

nonn


AUTHOR

Shyam Sunder Gupta, Sep 21 2002


EXTENSIONS

Extended by Ray Chandler, Jan 08 2005
Corrected by Jens Kruse Andersen, Mar 05 2008


STATUS

approved



