A182328 Primes of the form 4^n + n^2.

5, 73, 1049, 16433, 67109033, 1237940039285380274899126249

Offset

1,1

Links

Table of n, a(n) for n=1..6.

Mathematica

Select[Table[4^n + n^2, {n, 0, 200}], PrimeQ] (* T. D. Noe, Apr 25 2012 *)

Crossrefs

Cf. A061119, A075899.

Sequence in context: A099667 A108444 A155662 * A222352 A159509 A127167

Adjacent sequences: A182325 A182326 A182327 * A182329 A182330 A182331

Keyword

nonn

Author

Alex Ratushnyak, Apr 25 2012

Status

approved