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Search: id:A099719
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| A099719 |
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Consider the family of multigraphs enriched by the species of trees. Sequence gives number of those multigraphs with n arcs. |
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+0 1
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| 1, 1, 7, 89, 1720, 45887, 1595192, 69438623, 3675895762, 231400961167, 17017734251838, 1441193215057543
(list; graph; listen)
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