A176617 Primes of the form 14*k^2 + 26*k + 13.

13, 53, 673, 881, 1117, 1381, 1993, 2341, 3121, 4013, 6133, 6733, 8017, 9413, 11717, 12541, 25801, 27017, 36313, 43793, 51973, 53693, 55441, 59021, 64601, 80713, 85021, 96281, 100981, 123517, 128833, 139801, 160073, 169181, 175393, 181717

Offset

1,1

Comments

All terms are congruent to 1 (mod 4).

Links

Table of n, a(n) for n=1..36.

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

Cf. A176608, A176616.

Sequence in context: A206444 A156156 A201486 * A254895 A358166 A195024

Adjacent sequences: A176614 A176615 A176616 * A176618 A176619 A176620

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