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A075996
Primes of the form 2 + 2^n + 3^n.
4
7, 37, 277, 10301051460914430942120966371077, 599003433304810403471724557167760804513610446042757207757
OFFSET
1,1
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..7
PROG
(Magma) [ a: n in [0..250] | IsPrime(a) where a is 2+2^n+3^n ]; // Vincenzo Librandi, Dec 16 2010
(PARI) for(n=1, 100, if(ispseudoprime(t=3^n+2^n+2), print1(t", "))) \\ Charles R Greathouse IV, Jun 08 2016
CROSSREFS
Sequence in context: A198410 A199192 A089677 * A356127 A343568 A173766
KEYWORD
nonn
AUTHOR
Zak Seidov, Oct 17 2002
STATUS
approved