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A080779 as a simple table

na(n)
01
11
21
31
43
52
60
76
812
96
10-4
110
1240
1360
1424
150
16-60
170
18300
19360
20120
21120
220
23-840
240
252520
262520
27720
280
293360
300
31-11760
320
3323520
3420160
355040
36-12096
370
3880640
390
40-169344
410
42241920
43181440
4440320
450
46-544320
470
481814400
490
50-2540160
510
522721600
531814400
54362880

[1,1,1,1,3,2,0,6,12,6,-4,0,40,60,24,0,-60,0,300,
 360,120,120,0,-840,0,2520,2520,720,0,3360,0,
 -11760,0,23520,20160,5040,-12096,0,80640,0,
 -169344,0,241920,181440,40320,0,-544320,0,1814400,
 0,-2540160,0,2721600,1814400,362880]