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A230056 as a simple table

na(n)
01
14
29
330
4132
5720
64680
735280
8302400
92903040
1030844800
11359251200
124550515200
1362270208000
14915372057600
1514384418048000
16240612083712000
174268249137152000
1880029671321600000
191581386305314816000
2032844177110384640000
21715273190403932160000
2216298010552775311360000

[1,4,9,30,132,720,4680,35280,302400,2903040,
 30844800,359251200,4550515200,62270208000,
 915372057600,14384418048000,240612083712000,
 4268249137152000,80029671321600000,
 1581386305314816000,32844177110384640000,
 715273190403932160000,16298010552775311360000]