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A113671 as a simple table

n a(n)
0 1
1 1
2 10
3 180
4 4440
5 135525
6 4866156
7 199577910
8 9174096960
9 466435229220
10 25973117225450
11 1571873641094680
12 102741164109622800
13 7214517196021315830
14 541781124945022815720
15 43336510897320779553450

[1,1,10,180,4440,135525,4866156,199577910,
 9174096960,466435229220,25973117225450,
 1571873641094680,102741164109622800,
 7214517196021315830,541781124945022815720,
 43336510897320779553450]

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Last modified April 19 10:38 EDT 2024. Contains 371791 sequences. (Running on oeis4.)