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A200960 Primes of the form 9n^3-1. 1
71, 8999, 15551, 71999, 197567, 242999, 294911, 876023, 995327, 1265471, 2144951, 2829887, 3086999, 4962311, 5724503, 6560999, 7008191, 10719143, 14787287, 15551999, 18874367, 22639103, 36863999, 45796031, 54257111, 63700991 (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[9n^3-1, {n, 1, 4000}], PrimeQ]

PROG

(MAGMA) [a: n in [1..200] | IsPrime(a) where a is 9*n^3-1]

CROSSREFS

Sequence in context: A239718 A279904 A115447 * A260034 A250974 A209952

Adjacent sequences:  A200957 A200958 A200959 * A200961 A200962 A200963

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Nov 26 2011

STATUS

approved

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Last modified June 27 10:50 EDT 2022. Contains 354896 sequences. (Running on oeis4.)