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Search: id:A006819
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| A006819 |
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Trails of length n on cubic lattice. (Formerly M4204)
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+0 1
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| 1, 6, 30, 150, 750, 3726, 18438, 90966, 447918, 2201622, 10809006, 52999446, 259668942, 1271054982, 6218232414, 30399142614
(list; graph; listen)
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OFFSET
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0,2
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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).
A. J. Guttmann, Lattice trails II: numerical results, J. Phys. A 22 (1989), 575-588.
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CROSSREFS
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Sequence in context: A075886 A001412 A006818 this_sequence A003948 A105488 A054117
Adjacent sequences: A006816 A006817 A006818 this_sequence A006820 A006821 A006822
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KEYWORD
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nonn,walk
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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