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Search: id:A050525
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A050525 Primes of form 11*2^n-1. +0
2
43, 738197503, 12384898975268863, 198158383604301823, 935776509032580774524280170437362581503, 239558786312340678278215723631964820865023, 1243860333603982568026641440523014635142548663400435746517610765710004322303 (list; graph; listen)
OFFSET

1,1

LINKS

Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime

CROSSREFS

See A001772 for more terms.

Sequence in context: A125828 A116139 A087529 this_sequence A138086 A023933 A022075

Adjacent sequences: A050522 A050523 A050524 this_sequence A050526 A050527 A050528

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Dec 29 1999

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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