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A114329
Triangle T(n,k) = number of partitions of n-set into lists (cf.
A000262
) with k lists of size 1.
+0
1
1, 0, 1, 2, 0, 1, 6, 6, 0, 1, 36, 24, 12, 0, 1, 240, 180, 60, 20, 0, 1, 1920, 1440, 540, 120, 30, 0, 1, 17640, 13440, 5040, 1260, 210, 42, 0, 1, 183120, 141120, 53760, 13440, 2520, 336, 56, 0, 1
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Maintained by
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
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