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A007201
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Number of self-avoiding walks on hexagonal lattice.
(Formerly M5146)
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1
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24, 84, 264, 1128, 4728, 20304, 86496, 369732, 1573608, 6703068, 28474704, 120922272
(list; graph; refs; listen; history; internal format)
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OFFSET
| 3,1
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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
| S. Redner, Distribution functions in the interior of polymer chains, J. Phys. A 13 (1980), 3525-3541.
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
| Cf. A007200.
Sequence in context: A192838 A101861 A168538 * A044211 A044592 A010012
Adjacent sequences: A007198 A007199 A007200 * A007202 A007203 A007204
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KEYWORD
| nonn,walk
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AUTHOR
| Simon Plouffe (simon.plouffe(AT)gmail.com)
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