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Search: id:A000262
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| A000262 |
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Number of "sets of lists": number of partitions of {1,..,n} into any number of lists, where a list means an ordered subset.
(Formerly M2950 N1190)
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91
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| 1, 1, 3, 13, 73, 501, 4051, 37633, 394353, 4596553, 58941091, 824073141, 12470162233, 202976401213, 3535017524403, 65573803186921, 1290434218669921, 26846616451246353, 588633468315403843, 13564373693588558173
(list; graph; listen)
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