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A032459 Numbers n such that 165*2^n+1 is prime. 0
1, 2, 3, 5, 7, 9, 12, 17, 25, 33, 39, 43, 51, 65, 71, 72, 84, 100, 104, 168, 198, 264, 282, 293, 352, 379, 611, 676, 719, 729, 745, 1013, 1407, 1417, 1532, 1887, 1902, 1993, 2137, 2294, 2381, 2509, 3259, 4224, 4713, 5719, 6613, 7515, 8575, 8935, 11598 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

Ray Ballinger, Proth Search Page

Ray Ballinger and Wilfrid Keller, List of primes k.2^n + 1 for k < 300

Wilfrid Keller, List of primes k.2^n - 1 for k < 300

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

CROSSREFS

Sequence in context: A062438 A102424 A080000 * A028870 A057886 A200672

Adjacent sequences:  A032456 A032457 A032458 * A032460 A032461 A032462

KEYWORD

nonn,hard

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 17 09:41 EST 2012. Contains 206009 sequences.