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A056889 as a simple table

na(n)
00
11
21
30
41
5-1
6-2
71
82
9-1
10-3
112
129
13-7
14-40
1533
16224
17-191
18-1495
191304
2011545
21-10241
22-101106
2390865
24989274
25-898409
26-10690043
279791634
28126392833
29-116601199
30-1622625152
311506023953
3222473758096
33-20967734143
34-333977722335
35313009988192
365300202065121
37-4987192076929

[0,1,1,0,1,-1,-2,1,2,-1,-3,2,9,-7,-40,33,224,-191,
 -1495,1304,11545,-10241,-101106,90865,989274,
 -898409,-10690043,9791634,126392833,-116601199,
 -1622625152,1506023953,22473758096,-20967734143,
 -333977722335,313009988192,5300202065121,
 -4987192076929]