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A201475 Primes of the form 2n^2 + 7. 1
7, 79, 457, 3049, 4057, 5209, 5839, 7207, 8719, 11257, 18439, 19609, 25999, 28807, 33289, 36457, 39769, 41479, 45007, 48679, 80809, 93319, 95929, 109519, 121039, 130057, 145807, 155689, 162457, 169369, 180007, 209959, 229849, 272329 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..5000

MATHEMATICA

Select[Table[2n^2+7, {n, 0, 900}], PrimeQ]

PROG

(MAGMA) [a: n in [0..400] | IsPrime(a) where a is 2*n^2+7];

CROSSREFS

Sequence in context: A014232 A154592 A075896 * A079911 A003545 A104094

Adjacent sequences:  A201472 A201473 A201474 * A201476 A201477 A201478

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Dec 02 2011

STATUS

approved

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Last modified April 25 21:06 EDT 2019. Contains 322461 sequences. (Running on oeis4.)