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 A194967 #9 Oct 18 2021 08:45:35 %S A194967 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,21,17,18,19,20,22,27,28,23,24, %T A194967 25,26,29,34,35,36,30,31,32,33,37,42,43,44,45,38,39,40,41,46,51,52,53, %U A194967 54,55,47,48,49,50,56,61,66,62,63,64,65,57,58,59,60,67,72,77 %N A194967 Inverse permutation of A194966; every positive integer occurs exactly once. %H A194967 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %t A194967 (See A194966.) %Y A194967 Cf. A194959, A194966 (inverse). %K A194967 nonn %O A194967 1,2 %A A194967 _Clark Kimberling_, Sep 07 2011