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A256981
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Number of benzenoid graphs with n hexagonal faces and forcing number 0.
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0
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1, 1, 7, 30, 141, 668, 3249, 15666, 75931, 367664, 1781841, 8636667, 41888162
(list;
graph;
refs;
listen;
history;
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internal format)
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OFFSET
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3,3
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REFERENCES
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C. E. Larson and N. Van Cleemput, Forcing Independence, Croatica Chemica Acta, Vol. 86, No. 4, Dec. 2013, 469-475.
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LINKS
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Table of n, a(n) for n=3..15.
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CROSSREFS
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Sequence in context: A024311 A210100 A297080 * A323929 A180786 A343755
Adjacent sequences: A256978 A256979 A256980 * A256982 A256983 A256984
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KEYWORD
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nonn,more
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AUTHOR
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N. J. A. Sloane, Apr 24 2015
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STATUS
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approved
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