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Search: id:A000665
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| A000665 |
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Number of 3-uniform hypergraphs on n unlabeled nodes, or equivalently number of relations with 3 arguments on n nodes. (Formerly M1550 N0606)
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+0 8
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| 1, 1, 2, 5, 34, 2136, 7013320, 1788782616656, 53304527811667897248, 366299663432194332594005123072, 1171638318502989084030402509596875836036608
(list; graph; listen)
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