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A007315 Reversion of g.f. (beginning with constant term) for number of trees with n nodes.
(Formerly M3512)
+0
2
1, -1, 1, -1, 0, 4, -16, 46, -111, 228, -379, 389, 393, -3810, 14169, -39735, 91861, -172623, 225378, 10246, -1347935, 5843671, -17779693, 43942706, -89033228, 133666868, -64088688, -508956437, 2636138606, -8664888857, 22760994036, -49429259575 (list; graph; listen)
OFFSET

1,6

LINKS

Index entries for reversions of series

Index entries for sequences related to trees

CROSSREFS

Cf. A000055, A037247.

Adjacent sequences: A007312 A007313 A007314 this_sequence A007316 A007317 A007318

Sequence in context: A134139 A097125 A000704 this_sequence A055342 A050616 A006009

KEYWORD

sign,easy

AUTHOR

njas, Mira Bernstein (mira(AT)math.berkeley.edu)

EXTENSIONS

Signs corrected Dec 24 2001

page 1

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Last modified May 11 10:28 EDT 2008. Contains 139662 sequences.


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