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 A373786 #13 Jun 21 2024 20:45:36 %S A373786 1,2,4,7,3,5,8,6,9,10,11,12,13,14,16,19,15,17,20,22,18,21,23,24,25,26, %T A373786 28,31,27,29,32,34,37,30,33,36,35,38,40,39,41,44,42,43,46,49,45,47,48, %U A373786 51,50,52,53,54,57,56,55,58,61,59,62,60,64,65,68,63,66,67,71,69,70,73,72 %N A373786 Even terms in A373390, halved, in order of occurrence. %H A373786 N. J. A. Sloane, <a href="/A373786/b373786.txt">Table of n, a(n) for n = 1..10000</a> %Y A373786 Cf. A373390, A372072, A372073, A372078-A372081, A373787-A373791. %K A373786 nonn %O A373786 1,2 %A A373786 _N. J. A. Sloane_, Jun 19 2024