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A156139 A triangular recursion: A(n,k)=(2*n - k - 1)*A(n - 1, k - 1) + (k + 1)*A(n - 1, k) +0
3
1, 1, 1, 1, 6, 1, 1, 23, 28, 1, 1, 76, 250, 145, 1, 1, 237, 1608, 2475, 876, 1, 1, 722, 8802, 26847, 25056, 6139, 1, 1, 2179, 43872, 231057, 418806, 268477, 49120, 1, 1, 6552, 205994, 1725621, 5285520, 6486205, 3077730, 442089, 1, 1, 19673, 928808 (list; table; graph; listen)
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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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