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A143499 as a simple table

na(n)
41
58
61
772
818
91
10720
11270
1230
131
147920
153960
16660
1744
181
1995040
2059400
2113200
221320
2360
241
251235520
26926640
27257400
2834320
292340
3078
311
3217297280
3315135120
345045040
35840840
3676440
373822
3898
391
40259459200
41259459200
42100900800
4320180160
442293200

[1,8,1,72,18,1,720,270,30,1,7920,3960,660,44,1,
 95040,59400,13200,1320,60,1,1235520,926640,257400,
 34320,2340,78,1,17297280,15135120,5045040,840840,
 76440,3822,98,1,259459200,259459200,100900800,
 20180160,2293200]