A059759 Numbers k such that 3*2^k + 35 is prime.

1, 2, 3, 4, 5, 6, 7, 9, 12, 13, 16, 24, 29, 31, 45, 50, 56, 64, 66, 77, 79, 92, 115, 124, 137, 182, 339, 356, 410, 471, 679, 759, 1489, 1706, 1896, 2277, 3206, 4065, 4539, 4686, 4777, 5664, 7303, 7773, 7785, 7831, 9327, 15077, 16799, 22192, 29209, 32972, 40759, 40819, 41429, 42219

Offset: 1

Author

Robert G. Wilson v, Feb 20 2001

Keywords

• nonn

Comments

a(50) > 20982. - Jinyuan Wang, Jan 30 2020

Programs

Mathematica

Do[ If[ PrimeQ[ 3*2^n + 35 ], Print[n] ], {n, 1, 13000} ]

PARI

is(n)=isprime(3*2^n+35) \\ Charles R Greathouse IV, Feb 17 2017

Extensions

a(48)-a(49) from Jinyuan Wang, Jan 30 2020

a(50)-a(56) from Michael S. Branicky, Apr 24 2023