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 A060131 #18 Aug 11 2016 23:43:54 %S A060131 1,2,2,3,2,3,2,2,3,4,3,4,2,3,3,4,2,4,2,3,2,4,3,4,2,2,2,6,2,6,3,6,4,5, %T A060131 4,5,3,4,4,5,6,5,3,4,6,5,4,5,2,2,3,4,3,4,3,6,4,5,4,5,2,6,4,5,6,5,2,6, %U A060131 6,5,4,5,2,3,3,4,2,4,2,6,4,5,6,5,3,4,4,5,6,5,2,4,6,5,6,5,2,3,2,4,3,4,2,6,6,5,4,5,2,4,6,5,6,5,3,4,6,5,4,5,2 %N A060131 a(n) = A072411(A275725(n)); order of each permutation listed in tables A060117 and A060118, i.e., the least common multiple of the cycle sizes. %H A060131 Antti Karttunen, <a href="/A060131/b060131.txt">Table of n, a(n) for n = 0..40320</a> %H A060131 <a href="/index/Lc#lcm">Index entries for sequences related to lcm's</a> %F A060131 From _Antti Karttunen_, Aug 09 2016: (Start) %F A060131 a(n) = A072411(A275725(n)). %F A060131 a(n) = A055092(A060120(n)). %F A060131 (End) %o A060131 (Scheme) (define (A060131 n) (A072411 (A275725 n))) %Y A060131 Cf. A055092, A060117, A060118, A060120, A072411, A275725. %Y A060131 Cf. A261220 (gives the positions of 1 and 2's). %Y A060131 Cf. A275813 (indices of odd terms), A275814 (indices of even terms). %K A060131 nonn %O A060131 0,2 %A A060131 _Antti Karttunen_, Mar 05 2001