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A035681 as a simple table

na(n)
10
20
30
40
51
61
71
81
92
102
112
122
135
145
155
165
178
188
198
208
2114
2215
2315
2415
2522
2623
2723
2823
2934
3037
3138
3238
3351
3454
3555
3655
3774
3881
3984
4085
41108
42116
43119
44120
45151
46165
47172
48175
49214
50230
51238
52241
53291
54317
55332
56339
57402
58434
59451
60459
61538
62584
63613
64628
65727
66784

[0,0,0,0,1,1,1,1,2,2,2,2,5,5,5,5,8,8,8,8,14,15,15,
 15,22,23,23,23,34,37,38,38,51,54,55,55,74,81,84,
 85,108,116,119,120,151,165,172,175,214,230,238,
 241,291,317,332,339,402,434,451,459,538,584,613,
 628,727,784]