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A075996
Primes of the form 2 + 2^n + 3^n.
4
7, 37, 277, 10301051460914430942120966371077, 599003433304810403471724557167760804513610446042757207757
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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
Cf.
A076513
,
A173657
.
Sequence in context:
A198410
A199192
A089677
*
A356127
A343568
A173766
Adjacent sequences:
A075993
A075994
A075995
*
A075997
A075998
A075999
KEYWORD
nonn
AUTHOR
Zak Seidov
, Oct 17 2002
STATUS
approved
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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)