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 A371237 #11 Mar 16 2024 17:26:18 %S A371237 1,2,4,3,7,5,11,16,6,22,29,12,8,17,37,46,9,56,30,18,10,13,67,23,79,19, %T A371237 14,92,57,106,24,15,38,121,31,47,137,20,154,58,172,39,32,21,25,48,68, %U A371237 191,211,122,33,26,232,138,254,49,155,277,27,40,301,59,326,80 %N A371237 Inverse permutation to A371236. %H A371237 Rémy Sigrist, <a href="/A371237/b371237.txt">Table of n, a(n) for n = 1..10000</a> %H A371237 Rémy Sigrist, <a href="/A371237/a371237.gp.txt">PARI program</a> %H A371237 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %F A371237 a(n) - 1 <= A000217(n - 1). %e A371237 A371236(42) = 78, so a(78) = 42. %o A371237 (PARI) See Links section. %Y A371237 Cf. A000217, A371236. %K A371237 nonn %O A371237 1,2 %A A371237 _Rémy Sigrist_, Mar 16 2024