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A117958 as a simple table

na(n)
01
11
20
32
41
52
62
72
84
94
106
114
128
136
1410
1512
1615
1714
1818
1920
2022
2130
2230
2336
2440
2551
2650
2766
2866
2980
3086
31102
32108
33130
34138
35164
36182
37200
38224
39250
40280
41306
42352
43378
44428
45470
46530
47566
48660
49703
50792
51854
52960
531034
541172
551264
561402
571520
581688
591828
602036

[1,1,0,2,1,2,2,2,4,4,6,4,8,6,10,12,15,14,18,20,22,
 30,30,36,40,51,50,66,66,80,86,102,108,130,138,164,
 182,200,224,250,280,306,352,378,428,470,530,566,
 660,703,792,854,960,1034,1172,1264,1402,1520,1688,
 1828,2036]