a(n) = n!*A000110(n) where A000110 is the sequence of Bell numbers.
1, 1, 4, 30, 360, 6240, 146160, 4420080, 166924800, 7673823360, 420850080000
2 seqfan posts
Wed Mar 11 23:06:12 CET 2009 [seqfan] Re: possible genfunc for A137341
Wed Mar 11 05:58:01 CET 2009 [seqfan] possible genfunc for A137341
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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