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A110327 as a simple table

na(n)
01
12
21
310
44
51
672
730
86
91
10696
11288
1260
138
141
158400
163480
17720
18100
1910
201
21121680
2250400
2310440
241440
25150
2612
271
282056320
29851760
30176400
3124360
322520
33210
3414
351
3639715200
3716450560
383407040
39470400
4048720
414032
42280
4316
441
45862928640

[1,2,1,10,4,1,72,30,6,1,696,288,60,8,1,8400,3480,
 720,100,10,1,121680,50400,10440,1440,150,12,1,
 2056320,851760,176400,24360,2520,210,14,1,
 39715200,16450560,3407040,470400,48720,4032,280,
 16,1,862928640]