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A053532 as a simple table

na(n)
01
10
20
30
43
512
660
7360
82835
924696
10237384
112503440
1228941165
13363593340
144930388892
1571759200968
161115892704745
1718465120087120
18323965034820720
196007037150742624
20117377605956803571
212410702829834021820
2251917379915449131020

[1,0,0,0,3,12,60,360,2835,24696,237384,2503440,
 28941165,363593340,4930388892,71759200968,
 1115892704745,18465120087120,323965034820720,
 6007037150742624,117377605956803571,
 2410702829834021820,51917379915449131020]