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A047902 as a simple table

n a(n)
1 11
2 22
3 88
4 1408
5 18304
6 292864
7 9078784
8 390387712
9 15615508480
10 671466864640
11 38945078149120
12 2375649767096320
13 180549382299320320
14 12638456760952422400
15 960522713832384102400
16 67236589968266887168000

[11,22,88,1408,18304,292864,9078784,390387712,
 15615508480,671466864640,38945078149120,
 2375649767096320,180549382299320320,
 12638456760952422400,960522713832384102400,
 67236589968266887168000]

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Last modified July 29 16:44 EDT 2021. Contains 346346 sequences. (Running on oeis4.)