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A347951
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a(n) = number of maximal chord diagrams by genus d^(||)_2n.
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0
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1, 5, 41, 509, 8229, 166377, 4016613, 113044185, 3630535785, 131095612845, 5256401729985, 231748716159765, 11142710564597325, 580259659715478225, 32535080119520689725
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OFFSET
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1,2
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COMMENTS
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Also, number of rooted maps with one face, one vertex and n edges on both orientable and non-orientable surfaces.
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LINKS
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FORMULA
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Ledoux's article gives a five-term recurrence for related polynomials.
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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