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A032027
Number of planted planar trees (n+1 nodes) where any 2 subtrees extending from the same node are different.
+0
2
1, 1, 1, 3, 5, 13, 35, 95, 255, 715, 2081, 6003, 17645, 52127, 155863, 468129, 1415521, 4301055, 13134789, 40275109, 123970669, 382919917, 1186475687, 3686899725, 11487023793, 35876838669, 112304155021, 352276801491
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.
AT&T Labs Research
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