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A119854
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Related to numbers of equicolorable trees (see Pippenger article for definition).
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0
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1, 0, 2, 8, 25, 68, 192, 516, 1438, 3964, 11098, 31056, 87694, 247960, 704571
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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COMMENTS
| For precise definition, recurrence and asymptotics see the Pippenger reference.
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REFERENCES
| N. Pippenger, Enumeration of equicolorable trees, SIAM J. Discrete Math., 14 (2001), 93-115.
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CROSSREFS
| Sequence in context: A066455 A066374 A193048 * A176855 A037560 A138804
Adjacent sequences: A119851 A119852 A119853 * A119855 A119856 A119857
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Aug 04 2006
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