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 A307279 #6 Oct 15 2022 04:31:28 %S A307279 0,1,12,13,32,54,71,81,162,8081,8181,8991 %N A307279 Indices of record values in A050782. %Y A307279 Cf. A020485, A050782, A307278. %K A307279 nonn,more %O A307279 1,3 %A A307279 _N. J. A. Sloane_, Apr 05 2019 %E A307279 a(11)-a(12) from _Giovanni Resta_, Oct 15 2022