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A207927 as a simple table

n a(n)
1 40
2 1600
3 2160
4 18096
5 111584
6 592968
7 3773248
8 22906752
9 133271316
10 813048132
11 4888530112
12 29063550656
13 175651306248
14 1052837316972
15 6299856462528
16 37944438834000
17 227332237482360
18 1363281172707168
19 8196861050785472

[40,1600,2160,18096,111584,592968,3773248,
 22906752,133271316,813048132,4888530112,
 29063550656,175651306248,1052837316972,
 6299856462528,37944438834000,227332237482360,
 1363281172707168,8196861050785472]

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Last modified October 20 03:04 EDT 2021. Contains 348099 sequences. (Running on oeis4.)