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 A089411 #7 Mar 31 2012 14:02:17 %S A089411 1,1,1,1,3,4,4,11,9,6,8,14,14,12,14,19,17,16,24,26,30 %N A089411 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A074683/A074684. %C A089411 The number of orbits to which the corresponding automorphism(s) partitions the set of A000108(n) binary trees with n internal nodes. Does the non-monotone behavior continue indefinitely? %H A089411 A. Karttunen, <a href="/A089408/a089408.c.txt">C-program for computing the initial terms of this sequence</a> %Y A089411 Cf. A089413, A089417. %K A089411 nonn %O A089411 0,5 %A A089411 _Antti Karttunen_, Nov 29 2003