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A156699 as a simple table

na(n)
01
11
21
31
43
52
61
74
8-9
96
101
115
12-32
13-135
1424
151
166
17-75
18-2048
1918225
20120
211
227
23-144
24-12375
251835008
2631984875
27720
281
298
30-245
31-48384
3238795625
3332883343360
34-954268745625
355040
361
379
38-384
39-145775
40390168576
413283855678125
42-15321007338291200
43-597882768540159375
4440320

[1,1,1,1,3,2,1,4,-9,6,1,5,-32,-135,24,1,6,-75,
 -2048,18225,120,1,7,-144,-12375,1835008,31984875,
 720,1,8,-245,-48384,38795625,32883343360,
 -954268745625,5040,1,9,-384,-145775,390168576,
 3283855678125,-15321007338291200,
 -597882768540159375,40320]