Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A118356
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A118356 Number of clusters with n vertices, n-1 edges and zero contacts on the simple cubic lattice. +0
1
3, 15, 83, 486, 2967, 18748, 121725, 807381, 5447203, 37264974, 257896500, 1802312605, 12701190885, 90157130289, 644022007040, 4626159163233 (list; graph; listen)
OFFSET

2,1

COMMENT

a(n)<=A001931(n) due to the "no-contact" restriction.

LINKS

N. Madras, C. E. Soteros, S. G. Whittington, J. L. Martin et al., The free energy of a collapsing branched polymer, J Phys A: Math Gen 23 (1990) 5327-5350

CROSSREFS

Sequence in context: A006964 A052451 A026019 this_sequence A074552 A115910 A106569

Adjacent sequences: A118353 A118354 A118355 this_sequence A118357 A118358 A118359

KEYWORD

nonn

AUTHOR

R. J. Mathar (mathar(AT)strw.leidenuniv.nl), May 14 2006

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 November 18 20:14 EST 2008. Contains 147244 sequences.


AT&T Labs Research