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A319313 as a simple table

na(n)
36
42
520
63
71008
84
972
105
114400
12144
13835660800
147
1510800
168
17272
189
199849600
20400
21208039104
2211
23145520912351232000000
2464281600
253608344625286776094720000
2613
271296
2884672
2990944
30129600

[6,2,20,3,1008,4,72,5,4400,144,835660800,7,10800,
 8,272,9,9849600,400,208039104,11,
 145520912351232000000,64281600,
 3608344625286776094720000,13,1296,84672,90944,
 129600]