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A000444
Partially labeled rooted trees with n nodes (3 of which are labeled).
(Formerly M4641 N1984)
+0
12
9, 64, 326, 1433, 5799, 22224, 81987, 293987, 1031298, 3555085, 12081775, 40576240, 134919788, 444805274, 1455645411, 4733022100, 15302145060, 49223709597, 157629612076, 502736717207, 1597541346522, 5059625685739
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.
AT&T Labs Research
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