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A226269
Number of partitioned trees decorated by {1,2} with n nodes.
0
2, 7, 32, 167, 952, 5759, 36340, 236498, 1576156, 10702333
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..10.
Loic Foissy,
The Hopf algebra of Fliess operators and its dual pre-Lie algebra
, 2013.
CROSSREFS
Sequence in context:
A263532
A108524
A366400
*
A006781
A330075
A115197
Adjacent sequences:
A226266
A226267
A226268
*
A226270
A226271
A226272
KEYWORD
nonn
,
more
AUTHOR
N. J. A. Sloane
, Jun 05 2013
STATUS
approved
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Last modified August 16 23:10 EDT 2024. Contains 375191 sequences. (Running on oeis4.)