Binomial(n!,n).
1, 1, 20, 10626, 190578024, 189492294437160, 16321981448897949868560
1 seqfan posts
Wed Sep 1 04:14:27 CEST 2010 [seqfan] Re: binomial ( m!, n) ?
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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