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 A194867 #8 Jul 30 2023 03:42:51 %S A194867 1,2,3,6,4,5,9,7,10,8,13,11,14,12,15,18,21,16,19,17,20,24,27,22,25,28, %T A194867 23,26,31,34,29,32,35,30,33,36,39,42,45,37,40,43,38,41,44,48,51,54,46, %U A194867 49,52,55,47,50,53,66,58,61,64,56,59,62,65,57,60,63,77,69,72 %N A194867 Inverse permutation of A194863; every positive integer occurs exactly once. %t A194867 (See A194862.) %Y A194867 Cf. A194832, A194862, A194863. %K A194867 nonn %O A194867 1,2 %A A194867 _Clark Kimberling_, Sep 04 2011 %E A194867 Definition corrected by _Georg Fischer_, Jul 30 2023