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 A308010 #18 May 15 2019 22:51:47 %S A308010 1,5,8,11,14,17,20,23,26,29,32,35,38,40,43,46,49,52,55,58,61,64,67,70, %T A308010 72,75,77,80,83,86,89,92,95,98,101,104,107,110,113,116,119,122,125, %U A308010 128,131,134,137,140,143,146,149,152,155,158,161,164,167,170,173,176 %N A308010 List of x-coordinates of successive points on the lowest of the three lines formed by the terms of A081145. %C A308010 See A081145 and A308009 for further information about the three lines. %C A308010 All of A308010-A308015 and A308017-A308020 show a strange mixture of regular patterns interrupted by irregularities. It would be nice to understand them better. %H A308010 N. J. A. Sloane, <a href="/A308010/b308010.txt">Table of n, a(n) for n = 1..34252</a> %Y A308010 Cf. A081145, A308009, A308011-A308015. %K A308010 nonn %O A308010 1,2 %A A308010 _N. J. A. Sloane_, May 15 2019