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A219765 as a simple table

na(n)
01
10
21
30
4-1
52
60
75
8-12
98
100
11-79
12208
13-192
1464
150
163377
17-9520
1810240
19-5120
201024
210
22-362431
231079744
24-1282560
25778240
26-245760
2732768
280
2993473345
30-291615296
31372893696
32-255754240
33100925440
34-22020096
352097152
360
37-56272471039
38182582658048
39-247557029888
40185511968768
41-84263567360
4223488102400
43-3758096384
44268435456

[1,0,1,0,-1,2,0,5,-12,8,0,-79,208,-192,64,0,3377,
 -9520,10240,-5120,1024,0,-362431,1079744,-1282560,
 778240,-245760,32768,0,93473345,-291615296,
 372893696,-255754240,100925440,-22020096,2097152,
 0,-56272471039,182582658048,-247557029888,
 185511968768,-84263567360,23488102400,-3758096384,
 268435456]