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 A316845 #12 Apr 25 2019 08:30:54 %S A316845 1,1,2,2,1,2,3,2,3,1,2,3,4,3,2,3,4,1,2,3,4,5,3,4,2,3,4,5,1,2,3,4,5,6, %T A316845 4,3,4,5,2,3,4,5,6,1,2,3,4,5,6,7,4,5,3,4,5,6,2,3,4,5,6,7,1,2,3,4,5,6, %U A316845 7,8,5,4,5,6,3,4,5,6,7,2,3,4,5,6,7,8,1 %N A316845 Column 3 of table A316841. %H A316845 Lars Blomberg, <a href="/A316845/b316845.txt">Table of n, a(n) for n = 1..3000</a> %Y A316845 Cf. A316841, A316843, A316844. %K A316845 nonn %O A316845 1,3 %A A316845 _N. J. A. Sloane_, Jul 23 2018 %E A316845 More terms from _Lars Blomberg_, Apr 25 2019