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 A368230 #9 Dec 19 2023 12:52:08 %S A368230 0,1,2,3,5,6,4,7,8,9,11,12,15,19,20,16,21,22,10,13,14,17,23,24,18,25, %T A368230 26,27,29,30,33,37,38,34,39,40,45,49,50,57,65,66,58,67,68,46,51,52,59, %U A368230 69,70,60,71,72,28,31,32,35,41,42,36,43,44,47,53,54,61,73 %N A368230 Inverse permutation to A368229. %H A368230 Rémy Sigrist, <a href="/A368230/b368230.txt">Table of n, a(n) for n = 0..6560</a> %H A368230 Rémy Sigrist, <a href="/A368230/a368230.gp.txt">PARI program</a> %H A368230 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %e A368230 A368229(42) = 59, so a(59) = 42. %o A368230 (PARI) See Links section. %Y A368230 Cf. A368229. %K A368230 nonn,base %O A368230 0,3 %A A368230 _Rémy Sigrist_, Dec 18 2023