This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A096059 #13 Oct 19 2017 03:14:32 %S A096059 9,25,32,49,64,81,121,125,144 %N A096059 Numbers n such that for all k, (n^k-1)/(n-1) is not prime. %C A096059 Indices of 0 in A084740. %C A096059 Possibly a subset of A001597. %C A096059 The first unknown value is n=152, checked up to k = prime(1100). - _Derek Orr_, Nov 29 2014 %C A096059 It is known 169, 216, 225, 243, 289, 324, 343 are also members of this sequence. - _Derek Orr_, Nov 29 2014 %Y A096059 Cf. A001597, A084738, A084740. %K A096059 nonn,more %O A096059 1,1 %A A096059 _Amarnath Murthy_, Jun 17 2004 %E A096059 Edited by _Don Reble_, Mar 19 2007