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A006144
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Number of certain self-avoiding walks with n steps on square lattice (see reference for precise definition).
(Formerly M3242)
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1
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0, 1, 0, 0, 0, 4, 5, 6, 11, 31, 72, 157, 312, 700, 1472, 3446, 7855
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OFFSET
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4,6
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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CROSSREFS
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KEYWORD
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walk,nonn,more
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AUTHOR
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STATUS
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approved
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