**Triangle read by rows: T(n,k) is the number of permutations of {1,2,...,n} in which the size of the last cycle is k (the cycles are ordered by increasing smallest elements; 1 <= k <=n).**

*1, 1, 1, 3, 1, 2, 12, 4, 2, 6, 60, 20, 10, 6, 24, 360, 120, 60, 36, 24, 120, 2520, 840, 420*

*1 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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