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A136795
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Number of unlabeled marked trees with n nodes.
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1
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2, 6, 20, 112, 662, 4596, 34032, 268280, 2201634, 18679362, 162611904, 1446148032, 13090979394, 120303384120, 1119971272340, 10544483234056, 100261309326082, 961692928106614, 9296529143261548, 90497666895840376
(list; graph; refs; listen; history; internal format)
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