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 A260568 Numbers n such that (n^71+1)/(n+1) is prime. 1
 46, 94, 99, 189, 226, 236, 244, 372, 387, 390, 409, 410, 424, 442, 478, 540, 574, 608, 611, 644, 653, 695, 707, 846, 868, 1036, 1248, 1336, 1374, 1395, 1418, 1424, 1549, 1665, 1737, 1856, 1866, 1880, 1917, 1937, 2105, 2114, 2126, 2141, 2166, 2202, 2217, 2274 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Tim Johannes Ohrtmann, Table of n, a(n) for n = 1..10000 MATHEMATICA Select[Range[1, 10000], PrimeQ[(#^71 + 1)/(# + 1)] &] PROG (PARI) for(n=1, 10000, if(isprime((n^71+1)/(n+1)), print1(n, ", "))) (Magma) [n: n in [1..10000] |IsPrime((n^71 + 1) div (n + 1))] CROSSREFS Cf. A055494, A246392, A250174, A250178, A250181, A250185, A250187, A250193, A260558-A260573. Sequence in context: A121929 A007630 A004923 * A044184 A044565 A252695 Adjacent sequences: A260565 A260566 A260567 * A260569 A260570 A260571 KEYWORD nonn AUTHOR Tim Johannes Ohrtmann, Jul 29 2015 STATUS approved

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Last modified June 13 05:35 EDT 2024. Contains 373366 sequences. (Running on oeis4.)