A100900 Numbers n such that (2^n+1)^3-2 is prime.

3, 7, 11, 15, 35, 16475, 26827, 79127, 85075

Offset: 1

Author

Ray Chandler, Nov 21 2004

Keywords

• nonn
• more

Comments

Next term > 88000.

471043 is in the sequence, but its position is not determined yet. - Serge Batalov, Jun 18 2016

Links

• S. Harvey, Carol and Kynea Primes.

Crossrefs

Cf. A099359.

Programs

PARI

is(n)=(n%4==3 && ispseudoprime((2^n+1)^3-2)) \\ Charles R Greathouse IV, Feb 19 2016