

A176617


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


2



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
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OFFSET

1,1


COMMENTS

a(n) is 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 ] [From Vincenzo Librandi, Apr 25 2010]


CROSSREFS

Cf. A176608, A176616.
Sequence in context: A206444 A156156 A201486 * A254895 A195024 A071230
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



