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 A335169 #8 Jun 12 2020 12:21:46 %S A335169 1,10,14,13,8,1,10,14,13,8,1,10,14,13,8,1,10,14,13,8,1,10,14,13,8,1, %T A335169 10,14,13,8,1,10,14,13,8,1,10,14,13,8,1,10,14,13,8,1,10,14,13,8,1,10, %U A335169 14,13,8,1,10,14,13,8,1,10,14,13,8,1,10,14,13,8,1,10 %N A335169 Nim n-th power of 10. %H A335169 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 A335169 a(n+5) = a(n). - _Rémy Sigrist_, Jun 12 2020 %Y A335169 A row of the array in A335162. %K A335169 nonn %O A335169 0,2 %A A335169 _N. J. A. Sloane_, Jun 12 2020 %E A335169 More terms from _Rémy Sigrist_, Jun 12 2020