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A284975 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
111
120
130
140
151
160
170
180
190
200
210
221
230
241
250
262
270
283
290
301
310
322
332
342
350
366
370
382
395
405
416
428
435
446
456
466
477
488
4912
5010
5110
5216
5312
5420
5512
5617
5722
5816
5927
6021
6134
6225
6335
6429
6543
6642
6748
6838
6967

[0,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,1,0,1,
 0,2,0,3,0,1,0,2,2,2,0,6,0,2,5,5,6,8,5,6,6,6,7,8,
 12,10,10,16,12,20,12,17,22,16,27,21,34,25,35,29,
 43,42,48,38,67]