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 A135960 #9 Sep 01 2019 11:16:44 %S A135960 1,2,4,14,37,59,144,173 %N A135960 Indices where records occur in A134852. %Y A135960 Cf. A000045, A001605, A050937, A075737, A090819, A134787, A134851, A134852, A135953, A135954, A135955, A135956, A135957, A135958, A135959. %K A135960 nonn,more %O A135960 1,2 %A A135960 _Artur Jasinski_, Dec 08 2007 %E A135960 a(7)-a(8) from _Amiram Eldar_, Sep 01 2019 (calculated from the b-file at A134852)