Coefficients of a symmetric matrix representation of the 9-th falling factorial power, read by antidiagonals.
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10080, 0, 0, 0, 15120, 544320, 544320, 15120, 0, 0
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Sat May 2 16:12:32 CEST 2009 [seqfan] Re: OEIS duplicate hunt