Number of separate orbits/cycles to which the gatomorphisms A069767/A069768 partition each A000108(n) structures encoded in the range [A014137(n-1)..A014138(n-1)] of the sequence A014486/A063171.
1, 1, 1, 2, 3, 6, 12, 28, 65, 160, 408, 1074, 2898, 7998, 22508, 64426, 187251
3 seqfan posts
Thu Dec 31 11:09:34 CET 2009 [seqfan] Re: A graph counting problem