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 A122328 #7 Oct 30 2022 21:25:35 %S A122328 0,1,3,2,7,8,6,4,5,17,18,20,22,21,16,19,14,9,10,15,11,12,13,45,46,48, %T A122328 50,49,54,55,61,63,64,57,62,58,59,44,47,53,60,56,42,51,37,23,24,38,25, %U A122328 27,26,43,52,39,28,29,40,30,31,32,41,33,34,35,36,129,130,132,134,133 %N A122328 Row 21 of A122284. %C A122328 The signature-permutation of the automorphism which is derived from the 21st non-recursive automorphism *A089863 with recursion schema NEPEED (see A122284 for the definition). %H A122328 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122328 Inverse: A122327. %Y A122328 Cf. A089863, A122284. %K A122328 nonn %O A122328 0,3 %A A122328 _Antti Karttunen_, Sep 01 2006