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A003290
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Number of n-step self-avoiding walks on hexagonal lattice.
(Formerly M4119)
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0
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1, 6, 18, 50, 156, 508, 1724, 6018, 21440, 77632, 284706, 1055162, 3944956, 14858934
(list; graph; refs; listen; history; internal format)
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OFFSET
| 2,2
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COMMENTS
| The hexagonal lattice is the familiar 2-dimensional lattice in which each point has 6 neighbors. This is sometimes called the triangular lattice.
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REFERENCES
| D. S. McKenzie, The end-to-end length distribution of self-avoiding walks, J. Phys. A 6 (1973), 338-352.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
| G. Nebe and N. J. A. Sloane, Home page for hexagonal (or triangular) lattice A2
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CROSSREFS
| Sequence in context: A163765 A179754 A086926 * A075650 A015645 A001216
Adjacent sequences: A003287 A003288 A003289 * A003291 A003292 A003293
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KEYWORD
| nonn,walk,more
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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