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A260561 Numbers n such that (n^41+1)/(n+1) is prime. 1
61, 63, 99, 144, 230, 312, 360, 401, 413, 424, 451, 515, 542, 567, 610, 618, 622, 651, 690, 732, 817, 871, 1007, 1100, 1156, 1278, 1403, 1427, 1460, 1535, 1572, 1604, 1681, 1742, 1802, 1820, 1847, 1903, 1910, 1913, 1978, 2019, 2104, 2134, 2152, 2169, 2309, 2383 (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[(#^41 + 1)/(# + 1)] &]

PROG

(PARI) for(n=1, 10000, if(isprime((n^41+1)/(n+1)), print1(n, ", ")))

(MAGMA) [n: n in [1..10000] |IsPrime((n^41 + 1) div (n + 1))]

CROSSREFS

Cf. A055494, A246392, A250174, A250178, A250181, A250185, A250187, A250193, A260558-A260573.

Sequence in context: A258157 A114085 A195378 * A295805 A295157 A095575

Adjacent sequences:  A260558 A260559 A260560 * A260562 A260563 A260564

KEYWORD

nonn

AUTHOR

Tim Johannes Ohrtmann, Jul 29 2015

STATUS

approved

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Last modified August 12 12:15 EDT 2020. Contains 336439 sequences. (Running on oeis4.)