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A032780
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[ n(n+1)(n+2)...(n+8) / n+(n+1)+(n+2)+...+(n+8) ].
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0
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0, 8064, 67200, 316800, 1108800, 3203200, 8072064, 18345600, 38438400, 75398400, 140025600, 248312064, 423259200, 697132800, 1114220800, 1734163200, 2635928064, 3922512000, 5726448000, 8216208000
(list; graph; refs; listen; history; internal format)
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