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 A374802 #11 Jul 22 2024 14:24:49 %S A374802 1,2,3,5,4,6,8,16,17,9,13,10,7,11,14,18,40,52,53,41,19,25,20,79,12,80, %T A374802 21,26,28,70,22,118,119,23,71,29,35,30,133,54,15,55,134,31,36,42,100, %U A374802 154,196,214,215,197,155,101,43,49,44,37,32,273,24,274,33,38 %N A374802 Inverse permutation to A374801. %H A374802 Rémy Sigrist, <a href="/A374802/b374802.txt">Table of n, a(n) for n = 1..10000</a> %H A374802 Rémy Sigrist, <a href="/A374802/a374802.gp.txt">PARI program</a> %H A374802 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %e A374802 A374801(42) = 46, so a(46) = 42. %o A374802 (PARI) \\ See Links section. %Y A374802 Cf. A374801. %K A374802 nonn,look %O A374802 1,2 %A A374802 _Rémy Sigrist_, Jul 20 2024