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Search: id:A129620
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| A129620 |
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Table read by antidiagonals: T(n,k) is the number of connected directed multigraphs with loops with n arcs and k vertices. |
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| 1, 1, 0, 1, 1, 0, 1, 2, 1, 0, 1, 2, 5, 1, 0, 1, 2, 8, 9, 1, 0, 1, 2, 8, 24, 17, 1, 0, 1, 2, 8, 32
(list; table; graph; listen)
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