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A200954 Primes of the form 7n^3-9. 1
47, 439, 6991, 28663, 74527, 447991, 596279, 1834999, 3859567, 5814079, 7874039, 8337103, 15378991, 20043007, 21784943, 24582647, 51109679, 55999991, 101687479, 163755583, 170722991, 233703727, 300124991, 337599799, 468463903 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Table[7n^3-9, {n, 2, 4000}], PrimeQ]

PROG

(MAGMA) [a: n in [2..500] | IsPrime(a) where a is 7*n^3-9]

CROSSREFS

Sequence in context: A239539 A217119 A142454 * A126300 A012149 A106104

Adjacent sequences:  A200951 A200952 A200953 * A200955 A200956 A200957

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Nov 26 2011

STATUS

approved

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Last modified January 26 08:37 EST 2022. Contains 350578 sequences. (Running on oeis4.)