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Search: id:A006930
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A006930 Binomial transform of rooted tree numbers. +0
1
1, 2, 5, 14, 42, 131, 420, 1376, 4589, 15537, 53293, 184881, 647752, 2289215, 8152147, 29226618, 105408688, 382193502, 1392377762, 5094356032, 18711122069, 68965586862, 255006331944, 945662753514 (list; graph; listen)
OFFSET

0,2
LINKS

Index entries for sequences related to rooted trees

N. J. A. Sloane, Transforms

CROSSREFS

Cf. A000081.

Adjacent sequences: A006927 A006928 A006929 this_sequence A006931 A006932 A006933

Sequence in context: A092493 A080937 A054392 this_sequence A036767 A061922 A024175

KEYWORD

nonn

AUTHOR

njas

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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