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A039763 as a simple table

na(n)
01
11
20
31
4-2
51
61
7-6
811
9-6
101
11-12
1250
13-84
1445
151
16-20
17150
18-520
19809
20-420
211
22-30
23355
24-2100
256439
26-9390
274725
281
29-42
30721
31-6510
3233019
33-92358
34127539
35-62370
361
37-56
381316
39-16856
40127694
41-578984
421505524
43-1984584
44945945
451
46-72
472220
48-38304
49405174
50-2702448
5111228300
52-27491616
5334812945
54-16216200

[1,1,0,1,-2,1,1,-6,11,-6,1,-12,50,-84,45,1,-20,
 150,-520,809,-420,1,-30,355,-2100,6439,-9390,4725,
 1,-42,721,-6510,33019,-92358,127539,-62370,1,-56,
 1316,-16856,127694,-578984,1505524,-1984584,
 945945,1,-72,2220,-38304,405174,-2702448,11228300,
 -27491616,34812945,-16216200]