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 A380184 #6 Jan 17 2025 16:30:30 %S A380184 0,1,2,3,4,5,6,8,7,9,10,11,12,15,17,13,14,16,18,19,20,21,22,26,23,28, %T A380184 30,32,33,34,24,27,25,29,31,35,36,37,38,40,39,41,42,43,44,51,55,45,46, %U A380184 52,57,59,60,63,65,67,66,68,69,47,48,53,56,49,50,54,58,61 %N A380184 Inverse permutation to A380183. %H A380184 Rémy Sigrist, <a href="/A380184/b380184.txt">Table of n, a(n) for n = 0..8874</a> %H A380184 Rémy Sigrist, <a href="/A380184/a380184.gp.txt">PARI program</a> %H A380184 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %e A380184 A380183(67) = 55, so a(55) = 67. %o A380184 (PARI) \\ See Links section. %Y A380184 Cf. A380183. %K A380184 nonn,base %O A380184 0,3 %A A380184 _Rémy Sigrist_, Jan 15 2025