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A054937
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Number of chiral planar maps on n nodes up to orientation-preserving isomorphisms.
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0
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0, 0, 0, 5, 64, 655, 5858, 51369, 448982, 3967466, 35603366, 324990677, 3016738988, 28449849867, 272233685444, 2639649712580, 25902435997188
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OFFSET
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1,4
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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