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A110376 as a simple table

na(n)
11
22
39
432
5250
6864
712348
867584
9804816
105760000
11116915040
12686776320
1319323757440
14157991178240
152951575200000
1642301705420800
171202482800691200
1810048607738265600
19425162773111910400
204541227794432000000

[1,2,9,32,250,864,12348,67584,804816,5760000,
 116915040,686776320,19323757440,157991178240,
 2951575200000,42301705420800,1202482800691200,
 10048607738265600,425162773111910400,
 4541227794432000000]