OFFSET
1,1
LINKS
Michael S. Branicky, Table of n, a(n) for n = 1..10000 (terms 1..3000 from Vincenzo Librandi)
FORMULA
a(n) = 2*A168550(n)^3+1. - R. J. Mathar, Aug 20 2019
MATHEMATICA
Select[Table[2n^3+1, {n, 0, 4000}], PrimeQ]
PROG
(Magma) [a: n in [0..200] | IsPrime(a) where a is 2*n^3+1]
(Python)
from sympy import isprime
print(list(filter(isprime, (2*k**3+1 for k in range(152))))) # Michael S. Branicky, Jun 17 2021
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Nov 27 2011
STATUS
approved