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 A350728 #9 Jan 24 2022 16:13:06 %S A350728 2,3,6,3,7,9,14,3,7,9,19,11,23,23,41,4,7,9,19,11,23,23,49,19,27,29,51, %T A350728 45,59,57,106,9,7,9,19,11,23,23,49,19,27,29,51,45,59,57,123,39,39,39, %U A350728 63,55,71,67,135,79,87,99,127,123,155,143,269,40,7,9,19 %N A350728 a(n) = A350633(n)/4. %C A350728 Also, first differences of A350727. %H A350728 Rémy Sigrist, <a href="/A350728/a350728.txt">C++ program for A350728</a> %H A350728 <a href="/index/Ce#cell">Index entries for sequences related to cellular automata</a> %e A350728 a(8) = A350633(8)/4 = 56/4 = 14. %o A350728 (C++) See Links section. %Y A350728 Cf. A350633, A350727. %K A350728 nonn %O A350728 2,1 %A A350728 _Rémy Sigrist_, Jan 11 2022, after a suggestion from _Hugo Pfoertner_