A129930 Numbers n such that 1077*2^n - 1 is prime.

1, 4, 6, 8, 9, 10, 12, 14, 16, 18, 24, 30, 33, 36, 50, 58, 68, 81, 112, 134, 170, 184, 190, 201, 206, 217, 318, 393, 420, 441, 476, 477, 590, 693, 1020, 1092, 1212, 1221, 1422, 1600, 1972, 2301, 2604, 3348, 3538, 3964, 4500, 4753, 5676, 6501, 6560, 7532, 8128

Offset

1,2

Links

Table of n, a(n) for n=1..53.

Prog

(PARI) is(n)=ispseudoprime(1077*2^n-1) \\ Charles R Greathouse IV, Jun 13 2017

Crossrefs

Sequence in context: A371862 A070810 A227180 * A128510 A109289 A066071

Adjacent sequences: A129927 A129928 A129929 * A129931 A129932 A129933

Keyword

nonn

Author

Pierre CAMI, Jun 06 2007

Status

approved