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A107761 as a simple table

na(n)
11
22
36
424
572
6480
73600
89600
9108000
101270080
114795200
1274088000
13768539520
144759413120
1594182359040
161893397524480
1711353661706240
18122634632171520
193104438623534080
2023063946114908160
21664424069072117760

[1,2,6,24,72,480,3600,9600,108000,1270080,4795200,
 74088000,768539520,4759413120,94182359040,
 1893397524480,11353661706240,122634632171520,
 3104438623534080,23063946114908160,
 664424069072117760]