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A047887 Triangle of numbers a(n,k) = number of permutations of n things with longest increasing subsequence of length <=k (1<=k<=n). +0
3
1, 1, 2, 1, 5, 6, 1, 14, 23, 24, 1, 42, 103, 119, 120, 1, 132, 513, 694, 719, 720, 1, 429, 2761, 4582, 5003, 5039, 5040, 1, 1430, 15767, 33324, 39429, 40270, 40319, 40320, 1, 4862, 94359, 261808, 344837, 361302, 362815, 362879, 362880, 1, 16796 (list; table; graph; listen)
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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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