Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A025038
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A025038 Number of partitions of { 1, 2, ..., 6n } into sets of size 6. +0
1
1, 462, 2858856, 96197645544, 11423951396577720, 3708580189773818399040, 2779202577056119960603777920, 4263127221846887596248598498826880, 12233832241625685631640659383106015132800 (list; graph; listen)
OFFSET

1,2

FORMULA

(6n)!/(n!(6!)^n). (Christian G. Bower bowerc(AT)usa.net Sep 15 1998).

CROSSREFS

Sequence in context: A027565 A035847 A140905 this_sequence A028684 A102997 A139662

Adjacent sequences: A025035 A025036 A025037 this_sequence A025039 A025040 A025041

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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 December 7 23:50 EST 2009. Contains 170430 sequences.


AT&T Labs Research