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A209540 as a simple table

n a(n)
1 1
2 8
3 243
4 6480
5 103680
6 2080800
7 42166080
8 833285376
9 16312907520
10 325995321600
11 6453963360000
12 127720737849600
13 2530106562316032
14 50139779258799360
15 992798704350478080
16 19665530247158611200
17 389544838379796084480 

[1,8,243,6480,103680,2080800,42166080,833285376,
 16312907520,325995321600,6453963360000,
 127720737849600,2530106562316032,
 50139779258799360,992798704350478080,
 19665530247158611200,389544838379796084480]

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Last modified April 16 04:02 EDT 2024. Contains 371696 sequences. (Running on oeis4.)