A272302 - OEIS

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A272302

Nonnegative numbers n such that abs(3n^3 - 183n^2 + 3318n - 18757) is prime.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 48, 49, 51, 53, 56, 57, 59, 60, 62, 63, 65, 66, 69, 70, 74, 79, 80, 81, 82, 85

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OFFSET

1,3

COMMENTS

47 is the smallest number not in this sequence.

LINKS

Robert Price, Table of n, a(n) for n = 1..2839

Eric Weisstein's World of Mathematics, Prime-Generating Polynomials

EXAMPLE

4 is in this sequence since abs(3*4^3 - 183*4^2 + 3318*4 - 18757) = abs(192-2928+13272-18757) = 8221 is prime.

MATHEMATICA

Select[Range[0, 100], PrimeQ[3#^3 - 183#^2 + 3318# - 18757 ] &]