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Search: id:A075534
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A075534 Number of increasing rooted trees where each node at height h has 0 or h+1 children. +0
3
1, 1, 0, 1, 0, 0, 5, 0, 0, 35, 189, 0, 0, 10395, 18018, 77616, 0, 5360355, 15338862, 72648576, 108636528, 4737022290, 47846771280, 84845128368, 833082788538, 6459731648370, 163728321649200, 767835548449200, 3922621945211970 (list; graph; listen)
OFFSET

1,7

COMMENT

In an increasing rooted tree, nodes are numbered and numbers increase as you move away from root.

LINKS

Index entries for sequences related to rooted trees

CROSSREFS

Cf. A075532, A075533.

Sequence in context: A068459 A099222 A019178 this_sequence A083527 A113038 A082512

Adjacent sequences: A075531 A075532 A075533 this_sequence A075535 A075536 A075537

KEYWORD

nonn

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Sep 19 2002

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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