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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, Université 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 dirigés et approximations de séries génératrices, Mémoire de DEA, 1992, Université 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

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Last modified March 30 10:24 EDT 2015. Contains 256047 sequences.