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A049346 as a simple table

na(n)
00
11
20
30
4-1
50
60
71
80
91
10-1
110
12-2
131
14-1
153
16-2
173
18-4
194
20-6
217
22-8
2311
24-13
2516
26-20
2724
28-31
2937
30-46
3158
32-70
3388
34-108
35133
36-167
37204
38-252
39315
40-386
41479
42-594
43731
44-909
451122
46-1386
471720
48-2124
492628
50-3254
514022
52-4980
536160
54-7618
559432
56-11665
5714433
58-17860
5922093
60-27341
6133824
62-41847

[0,1,0,0,-1,0,0,1,0,1,-1,0,-2,1,-1,3,-2,3,-4,4,-6,
 7,-8,11,-13,16,-20,24,-31,37,-46,58,-70,88,-108,
 133,-167,204,-252,315,-386,479,-594,731,-909,1122,
 -1386,1720,-2124,2628,-3254,4022,-4980,6160,-7618,
 9432,-11665,14433,-17860,22093,-27341,33824,
 -41847]