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 A353711 #6 May 07 2022 10:00:26 %S A353711 1,2,2,2,4,4,6,6,6,8,8,10,10,10,12,12,14,14,16,16,18,18,18,18,20,20, %T A353711 22,22,24,24,28,28,30,30,30,30,32,32,34,34,36,36,36,40,40,42,42,42,42, %U A353711 46,46,48,48,48,48,52,52,54,54,54,54,56,56,60,60,60,60,64,64,66,66,66,66 %N A353711 Smallest missing number when A097465(n) is being calculated. %H A353711 Rémy Sigrist, <a href="/A353711/b353711.txt">Table of n, a(n) for n = 1..10000</a> %H A353711 Rémy Sigrist, <a href="/A353711/a353711.gp.txt">PARI program</a> %o A353711 (PARI) See Links section. %Y A353711 Cf. A097465. %K A353711 nonn %O A353711 1,2 %A A353711 _N. J. A. Sloane_, May 06 2022