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A156991 A triangular sequence:t(n,m)=n!*Binomial[n + m - 1, n] +0
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1, 0, 1, 0, 2, 6, 0, 6, 24, 60, 0, 24, 120, 360, 840, 0, 120, 720, 2520, 6720, 15120, 0, 720, 5040, 20160, 60480, 151200, 332640, 0, 5040, 40320, 181440, 604800, 1663200, 3991680, 8648640, 0, 40320, 362880, 1814400, 6652800, 19958400, 51891840 (list; graph; listen)
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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