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%I #6 Sep 08 2022 08:46:01
%S 7,79,1951,9007,15559,36871,294919,1265479,1417183,2359303,3647023,
%T 4608007,6561007,7475263,10719151,14048071,21654943,26873863,28009231,
%U 31606279,38263759,56065543,72000007,98469439,103888591,109503007
%N Primes of the form 9n^3+7.
%H Vincenzo Librandi, <a href="/A201301/b201301.txt">Table of n, a(n) for n = 1..3000</a>
%t Select[Table[9n^3+7,{n,0,7000}],PrimeQ]
%o (Magma) [a: n in [0..400] | IsPrime(a) where a is 9*n^3+7]
%K nonn,easy
%O 1,1
%A _Vincenzo Librandi_, Nov 30 2011
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