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A176695
Primes of the form x^2 + 29*(x+1)^2.
1
29, 1069, 4297, 7649, 18701, 21817, 34613, 45553, 52837, 60661, 63389, 71933, 77929, 81017, 90641, 107881, 111509, 122753, 155377, 168601, 187073, 201557, 264893, 369409, 376097, 438989, 476029, 498973, 579353, 674701, 711173, 767681
OFFSET
1,1
COMMENTS
a(n) == 1 (mod 4).
LINKS
MATHEMATICA
Select[Table[x^2 + 29(x + 1)^2, {x, 0, 200}], PrimeQ] (* Harvey P. Dale, Dec 12 2010 *)
PROG
(Magma) [ a: n in [0..250] | IsPrime(a) where a is 30*n^2+58*n+29 ] // Vincenzo Librandi, Apr 25 2010
CROSSREFS
KEYWORD
nonn
AUTHOR
Giovanni Teofilatto, Apr 24 2010
EXTENSIONS
Corrected and extended by Vincenzo Librandi, Apr 25 2010
STATUS
approved