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Search: id:A063573
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A063573 First differences of A002065. +0
2
1, 2, 10, 170, 33490, 1133870930, 1285739648704587610, 1653126447166808568966775665261637370 (list; graph; listen)
OFFSET

0,2

COMMENT

Number of trees of height n generated by unary and binary composition. - Claude Lenormand (claude.lenormand(AT)free.fr), Sep 05 2001

CROSSREFS

Sequence in context: A126451 A132341 A069994 this_sequence A086675 A057119 A037267

Adjacent sequences: A063570 A063571 A063572 this_sequence A063574 A063575 A063576

KEYWORD

nonn

AUTHOR

njas, Sep 06 2001

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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