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 A272284 Numbers n such that 43*n^2 - 537*n + 2971 is prime. 11
 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, 36, 37, 38, 39, 40, 42, 43, 44, 45, 46, 47, 49, 50, 51, 55, 56, 57, 60, 64, 67, 68, 69, 70, 71, 72, 73, 74, 76, 77, 79, 80, 81 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS 35 is the smallest number not in this sequence. LINKS G. C. Greubel, Table of n, a(n) for n = 1..10000 Eric Weisstein's World of Mathematics, Prime-Generating Polynomials EXAMPLE 4 is in this sequence since 43*4^2 - 537*4 + 2971 = 688-2148+2971 = 1511 is prime. MATHEMATICA Select[Range[0, 100], PrimeQ[43#^2 - 537# + 2971] &] PROG (PARI) lista(nn) = for(n=0, nn, if(ispseudoprime(43*n^2 - 537*n + 2971), print1(n, ", "))); \\ Altug Alkan, Apr 24 2016 CROSSREFS Cf. A050268, A050267, A005846, A007641, A007635, A048988, A050265, A050266. Cf. A271980, A272030, A272074, A272075, A272160, A271144, A272285. Sequence in context: A044922 A273883 A132145 * A322554 A330232 A273882 Adjacent sequences:  A272281 A272282 A272283 * A272285 A272286 A272287 KEYWORD nonn AUTHOR Robert Price, Apr 24 2016 STATUS approved

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Last modified April 11 15:49 EDT 2021. Contains 342886 sequences. (Running on oeis4.)