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 A271758 Number of set partitions of [n+7] such that n is the largest element of the last block. 2
 0, 1, 130, 2703, 33365, 340030, 3195161, 29058813, 262138728, 2377526345, 21850848681, 204453592904, 1953119434331, 19080748941293, 190810410926266, 1954112246621755, 20497535793993225, 220206906232309694, 2422414243364061229, 27278730807823249481 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS Alois P. Heinz, Table of n, a(n) for n = 1..570 Wikipedia, Partition of a set FORMULA a(n) = A271466(n+7,n). EXAMPLE a(2) = 1: 13456789|2. CROSSREFS A diagonal of A271466. Sequence in context: A250212 A239094 A084641 * A228997 A168124 A224169 Adjacent sequences: A271755 A271756 A271757 * A271759 A271760 A271761 KEYWORD nonn AUTHOR Alois P. Heinz, Apr 13 2016 STATUS approved

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Last modified May 24 21:45 EDT 2024. Contains 372782 sequences. (Running on oeis4.)