OFFSET
1,1
COMMENTS
All terms are congruent to 1 (mod 4).
MATHEMATICA
Select[Table[14n^2+26n+13, {n, 0, 200}], PrimeQ] (* Harvey P. Dale, Jan 04 2011 *)
PROG
(Magma) [ a: n in [0..250] | IsPrime(a) where a is 14*n^2+26*n+13 ] // Vincenzo Librandi, Apr 25 2010
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Giovanni Teofilatto, Apr 22 2010
EXTENSIONS
Definition made more precise by R. J. Mathar, May 04 2010
Corrected (inserted 13) and extended by Vincenzo Librandi, Apr 25 2010
STATUS
approved