login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Today, Nov 11 2014, is the 4th anniversary of the launch of the new OEIS web site. 70,000 sequences have been added in these four years, all edited by volunteers. Please make a donation (tax deductible in the US) to help keep the OEIS running.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A006194 Number of n-node animals on f.c.c. lattice (invert A007199).
(Formerly M3555)
0
1, 4, 19, 98, 531, 2971, 16997, 98830, 581788, 3458249, 20718292, 124929233, 757421601, 4613459330, 28213402944, 173141766742, 1065820341078 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

J.-G. Penaud, Arbres et Animaux. Ph.D. Dissertation, Universit\'{e} Bordeaux I, 1990.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..17.

I. Dutour, Animaux dirig\'{e}s et approximations de s\'{e}ries g\'{e}n\'{e}ratrices, M\'{e}moire de DEA, 1992, Universit\'{e} Bordeaux I.

Index entries for sequences related to f.c.c. lattice

CROSSREFS

Sequence in context: A217217 A083315 A025573 * A047099 A211855 A177249

Adjacent sequences:  A006191 A006192 A006193 * A006195 A006196 A006197

KEYWORD

nonn

AUTHOR

Simon Plouffe and N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified December 21 08:32 EST 2014. Contains 252299 sequences.