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 A074282 Numbers k such that 10^999 + k 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 (list; graph; refs; listen; history; text; internal format)
 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 Jens Kruse Andersen and others, Invitation for 101 titanic helpers, digest of 19 messages in primeform Yahoo group, Jan 7 - Jan 12, 2005. 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: A101811 A092326 A344049 * 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

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Last modified July 23 14:33 EDT 2021. Contains 346259 sequences. (Running on oeis4.)