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A111237 as a simple table

n a(n)
1 1
2 12
3 2880
4 226800
5 101606400
6 6985440000
7 35961045120000
8 1431699108840000
9 692306057963520000
10 181128033944995737600
11 344143264495491901440000
12 6651046563131624734080000
13 22028266217091941119272960000 

[1,12,2880,226800,101606400,6985440000,
 35961045120000,1431699108840000,
 692306057963520000,181128033944995737600,
 344143264495491901440000,
 6651046563131624734080000,
 22028266217091941119272960000]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)