

A001337


Number of nstep polygons on f.c.c. lattice.
(Formerly M5293 N2302)


7



0, 0, 48, 264, 1680, 11640, 86352, 673104, 5424768, 44828400, 377810928, 3235366752, 28074857616, 246353214240, 2182457514960, 19495053028800, 175405981214592
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OFFSET

1,3


COMMENTS

Number of nstep closed selfavoiding walks starting at the origin.  Bert Dobbelaere, Jan 14 2019


REFERENCES

B. D. Hughes, Random Walks and Random Environments, Oxford 1995, vol. 1, p. 460.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).


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CROSSREFS



KEYWORD

nonn,nice,walk,more


AUTHOR



EXTENSIONS



STATUS

approved



