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A181822 as a simple table

na(n)
11
22
36
44
530
612
7210
860
98
102310
1136
12420
1324
1430030
15180
164620
17120
18510510
191260
2072
2160060
2216
23900
24840
259699690
2613860
27360
281021020
2948
306300
319240
32223092870
33180180
342520
3519399380
36240
3769300
38216
39120120
406469693230
411800
423063060
43144
4444100
4527720
46446185740
471680
48900900
491080
502042040
51200560490130
5212600
5358198140
5432
55720

[1,2,6,4,30,12,210,60,8,2310,36,420,24,30030,180,
 4620,120,510510,1260,72,60060,16,900,840,9699690,
 13860,360,1021020,48,6300,9240,223092870,180180,
 2520,19399380,240,69300,216,120120,6469693230,
 1800,3063060,144,44100,27720,446185740,1680,
 900900,1080,2042040,200560490130,12600,58198140,
 32,720]