%I #14 Sep 08 2022 08:46:04
%S 61,77,94,97,99,113,126,130,134,147,161,172,187,202,208,246,261,273,
%T 285,302,320,432,444,503,523,525,563,666,680,709,740,757,787,902,962,
%U 964,969,1013,1109,1165,1186,1219,1351,1528,1587,1660,1698,1710,1754,1811,1972
%N Numbers n such that (n^37-1)/(n-1) is prime.
%H Vincenzo Librandi, <a href="/A217076/b217076.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Range[2, 2000], PrimeQ[(#^37 - 1)/(# - 1)] &] (* _T. D. Noe_, Sep 26 2012 *)
%o (Magma) [n: n in [2..2000] |IsPrime((n^37 - 1) div (n - 1))]; // _Vincenzo Librandi_, Sep 28 2012
%o (PARI) is(n)=isprime((n^37-1)/(n-1)) \\ _Charles R Greathouse IV_, Feb 17 2017
%Y Cf. A002384, A049409, A100330, A162862, A217070-A217089.
%K nonn,easy
%O 1,1
%A _Tim Johannes Ohrtmann_, Sep 26 2012
%E More terms from _T. D. Noe_, Sep 26 2012