OFFSET
1,1
LINKS
Edward Jiang, Table of n, a(n) for n = 1..1000
P. De Geest, Palindromic Quasipronics of the form n(n+x)
MATHEMATICA
Select[Range[3, 800], PrimeQ[#^2-7]&] (* Harvey P. Dale, Jul 21 2013 *)
PROG
(Magma) [n: n in [3..1000] |IsPrime(n^2-7)]; // Vincenzo Librandi, Nov 18 2010
(PARI) for(n=3, 1000, if(isprime(n^2-7), print1(n, ", "))) \\ Edward Jiang, Aug 06 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved