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A032453 Numbers n such that 153*2^n+1 is prime. 0
1, 2, 13, 16, 17, 26, 37, 62, 73, 97, 112, 286, 313, 317, 1001, 1237, 1565, 2665, 5753, 9232, 13202, 14665, 15226, 16633, 50237, 82205, 122821 (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: A042155 A042253 A041645 * A065245 A158845 A163786

Adjacent sequences:  A032450 A032451 A032452 * A032454 A032455 A032456

KEYWORD

nonn,hard

AUTHOR

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

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Last modified February 14 13:08 EST 2012. Contains 205623 sequences.