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Search: id:A005397
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| A005397 |
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Number of n-step polygons on Kagome lattice.
(Formerly M3186)
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+0
1
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| 4, 0, 0, 4, 28, 80, 120, 120, 264, 1080, 3120
(list; graph; listen)
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OFFSET
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3,1
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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).
M. E. Fisher and M. F. Sykes, Excluded-volume problem and the Ising model of ferromagnetism, Phys. Rev. 114 (1959), 45-58.
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CROSSREFS
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Sequence in context: A096904 A096406 A151673 this_sequence A021718 A063730 A131431
Adjacent sequences: A005394 A005395 A005396 this_sequence A005398 A005399 A005400
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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