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A007196
Number of primitive n-node animals on b.c.c. lattice.
(Formerly M3586)
1
1, 4, 22, 136, 897, 6168, 43670, 315956, 2324479, 17329828, 130605478, 993182984, 7610051579, 58689316888, 455159096044
OFFSET
1,2
REFERENCES
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
I. Dutour, Animaux dirigés et approximations de séries génératrices, Mémoire de DEA, 1992, Université Bordeaux I.
Isabelle Dutour, Animaux dirigés et approximations de séries génératrices, Mémoire de DEA, 1992, Université Bordeaux I [Cached copy, no title pages, included with permission. Source for sequences A006193, A007193-A007199]
CROSSREFS
Sequence in context: A067120 A143648 A069835 * A091638 A142984 A283055
KEYWORD
nonn,more
STATUS
approved