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A201859 Primes of the form 8n^2 - 9. 1
23, 191, 383, 503, 1559, 2039, 2879, 3191, 3863, 5399, 6263, 6719, 9239, 9791, 12791, 14783, 19991, 26903, 29759, 33791, 39191, 46199, 49919, 53783, 55103, 57791, 59159, 66239, 91583, 100343, 113279, 117119, 124991, 129023, 131063 (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[8n^2-9, {n, 1, 800}], PrimeQ]

PROG

(MAGMA) [a: n in [1..400] | IsPrime(a) where a is 8*n^2-9];

CROSSREFS

Sequence in context: A126518 A167467 A129052 * A232150 A269086 A160083

Adjacent sequences:  A201856 A201857 A201858 * A201860 A201861 A201862

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Dec 06 2011

STATUS

approved

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Last modified January 28 20:45 EST 2022. Contains 350662 sequences. (Running on oeis4.)