

A050879


Numbers n such that 241*2^n1 is prime.


0



11, 17, 19, 39, 69, 321, 653, 1109, 3819, 5729, 9659, 9911, 13217, 16707, 22307, 65107, 75419, 97587, 99667, 336197, 407709, 497679
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OFFSET

1,1


LINKS



PROG



CROSSREFS



KEYWORD

hard,nonn


AUTHOR



EXTENSIONS

More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Jan 02 2008


STATUS

approved



