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Search: id:A047772
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| 0, 0, 1, 8, 42, 232, 1277, 7183, 41041, 238315, 1402076, 8343804, 50136483, 303790544, 1854115285, 11388104153, 70338364135, 436605050440, 2722153369473, 17040017600925, 107052073186950, 674752469797923, 4265733944934540
(list; graph; listen)
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OFFSET
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1,4
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COMMENT
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Also related to enumeration of alkane systems - see Cyvin reference for precise definition.
Also A047758(4n+1).
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REFERENCES
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L. W. Beineke and R. E. Pippert, Enumerating dissectable polyhedra by their automorphism groups, Canad. J. Math., 26 (1974), 50-67.
S. J. Cyvin et al., Enumeration of staggered conformers of alkanes: complete solution ..., J. Molec. Struct., 413 (1997), 237-239.
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CROSSREFS
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Sequence in context: A037710 A037612 A047759 this_sequence A020068 A052666 A065789
Adjacent sequences: A047769 A047770 A047771 this_sequence A047773 A047774 A047775
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KEYWORD
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nonn
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AUTHOR
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njas
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