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A098346
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Consider the family of multigraphs enriched by the species of partitions. Sequence gives the triangle read by rows giving coefficients of polynomials arising from enumeration of those multigraphs on n edges of 5 different colors.
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2
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1, 5, 30, 25, 25, 205, 575, 950, 375, 125, 1555, 11300, 34175, 31625, 16375, 3750, 625, 12880, 219125, 1231625, 2137500, 1771875, 771875, 209375, 31250, 3125, 115155, 4339525, 44620150, 134380625, 176620625, 121462500, 50056250
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OFFSET
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0,2
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REFERENCES
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G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004.
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LINKS
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EXAMPLE
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1, 5x^2, 30x^2+25x^3+ 25x^4, 205x^2 +575x^3 +950x^4 +375x^5 +125x^6, 1555x^2+11300x^3 +34175x^4+31625x^5+16375x^6+3750x^7+625x^8, ...
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CROSSREFS
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KEYWORD
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nonn,tabf
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AUTHOR
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STATUS
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approved
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