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 A038645 #6 Mar 16 2020 09:56:56 %S A038645 124,485,13823,103822,157463,164968,181781,189754,273625,287765, %T A038645 347821,402488,439136,884735,2376313,2738941,3306949,3374999,4173280, %U A038645 4527637,5054425,5785946,5903144,5981912,7844776,10077695,10077821,10457323,10716316,11975165,12733397 %N A038645 Gaps of 3 in sequence A038593 (lower terms). %Y A038645 Cf. A038646. %K A038645 nonn %O A038645 1,1 %A A038645 _Jeff Burch_ %E A038645 Offset changed to 1 by and more terms from _Jinyuan Wang_, Mar 16 2020