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 A335164 #8 Jun 12 2020 12:21:16 %S A335164 1,5,7,13,4,2,10,9,6,8,3,15,14,11,12,1,5,7,13,4,2,10,9,6,8,3,15,14,11, %T A335164 12,1,5,7,13,4,2,10,9,6,8,3,15,14,11,12,1,5,7,13,4,2,10,9,6,8,3,15,14, %U A335164 11,12,1,5,7,13,4,2,10,9,6,8,3,15,14,11,12,1,5 %N A335164 Nim n-th power of 5. %H A335164 J. H. Conway, <a href="https://doi.org/10.1016/0012-365X(90)90008-6">Integral lexicographic codes</a>, Discrete Mathematics 83.2-3 (1990): 219-235. See Table 3. %F A335164 a(n+15) = a(n). - _Rémy Sigrist_, Jun 12 2020 %Y A335164 A row of the array in A335162. %K A335164 nonn %O A335164 0,2 %A A335164 _N. J. A. Sloane_, Jun 12 2020 %E A335164 More terms from _Rémy Sigrist_, Jun 12 2020