Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A048812
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A048812 Number of rooted trees with n nodes with every leaf at height 7. +0
2
1, 1, 2, 3, 6, 9, 17, 28, 48, 81, 140, 236, 405, 686, 1169, 1984, 3375, 5723, 9721, 16478, 27949, 47354, 80245, 135869, 230054, 389304, 658706, 1114072, 1883900, 3184602, 5382321, 9094154, 15362767, 25946131, 43811971, 73964065 (list; graph; listen)
OFFSET

8,3
LINKS

N. J. A. Sloane, Transforms

Index entries for sequences related to rooted trees

FORMULA

Euler transform of A048811 shifted right.

CROSSREFS

Cf. A048808-A048816.

Adjacent sequences: A048809 A048810 A048811 this_sequence A048813 A048814 A048815

Sequence in context: A079289 A048811 A092351 this_sequence A048813 A048814 A048815

KEYWORD

nonn

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Apr 15 1999.

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified October 11 09:12 EDT 2008. Contains 144832 sequences.

AT&T Labs Research

Legal Notice
© 2007 AT&T Knowledge Ventures. All Rights Reserved.