Number of series-reduced trees with n nodes.
0, 1, 1, 0, 1, 1, 2, 2, 4, 5, 10, 14, 26, 42, 78, 132, 249, 445, 842, 1561, 2988, 5671
6 seqfan posts
Fri Oct 29 05:35:16 CEST 2010 [seqfan] Implementing first 500 sequences in Java
Sun Jul 18 16:59:23 CEST 2010 [seqfan] Re: Excess permutation left moves over right moves
Sun Jul 18 15:51:30 CEST 2010 [seqfan] Re: Excess permutation left moves over right moves
Sat Feb 14 02:39:45 CET 2009 [seqfan] Re: Constants derived from Artin's constants
Fri Feb 13 18:38:17 CET 2009 [seqfan] Constants derived from Artin's constants
Sun Feb 8 21:50:46 CET 2009 [seqfan] Re: any value storing constants of power ratios?
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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