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 A361740 #26 Apr 17 2023 15:23:18 %S A361740 0,2,1,4,3,6,5,9,7,8,11,10,13,12,15,16,14,18,17,20,19,22,21,24,23,26, %T A361740 25,28,27,30,29,32,31,34,33,36,35,38,37,40,39,42,41,44,43,46,45,48,47, %U A361740 50,49,52,51,54,53,56,55,58,57,60,59,62,61,64,63,66,65,68 %N A361740 Right border of A362312. %C A361740 This sequence is a permutation of the nonnegative integers. %H A361740 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %H A361740 Rémy Sigrist, <a href="/A361740/a361740.txt">C++ program</a> %e A361740 The first terms, alongside the first rows of A362312, are: %e A361740 n a(n) n-th row of A362312 %e A361740 - ---- ----------------------------- %e A361740 0 0 0 %e A361740 1 2 1 2 %e A361740 2 1 2 . 1 %e A361740 3 4 3 0 2 4 %e A361740 4 3 4 . . . 3 %e A361740 5 6 5 1 . . 0 6 %e A361740 6 5 6 . 0 . 1 . 5 %e A361740 7 9 7 3 4 2 5 8 6 9 %o A361740 (C++) See Links section. %Y A361740 Cf. A362312. %K A361740 nonn %O A361740 0,2 %A A361740 _Rémy Sigrist_, Apr 16 2023