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A034405 as a simple table

n a(n)
0 1
1 2
2 14
3 216
4 5976
5 262800
6 16945200
7 1511395200
8 178458940800
9 26959810348800
10 5071861902240000
11 1162523770531200000
12 318880083535896960000
13 103120648805872938240000
14 38820554918130896951040000
15 16829499728777665273344000000
16 8323409867177396185818624000000
17 4657912954052653582049258496000000

[1,2,14,216,5976,262800,16945200,1511395200,
 178458940800,26959810348800,5071861902240000,
 1162523770531200000,318880083535896960000,
 103120648805872938240000,
 38820554918130896951040000,
 16829499728777665273344000000,
 8323409867177396185818624000000,
 4657912954052653582049258496000000]

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Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)