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A215590 as a simple table

na(n)
10
20
30
41
50
61
70
81
92
100
111
122
130
141
152
160
173
181
192
200
213
221
232
240
253
261
274
282
290
303
311
324
332
340
353
361
374
382
390
405
413
421
434
442
450
465
473
481
494
502
510
525
533
541
556
564
572
580
595
603
611
626
634
642
650
665
673
681
696
704
712
727

[0,0,0,1,0,1,0,1,2,0,1,2,0,1,2,0,3,1,2,0,3,1,2,0,
 3,1,4,2,0,3,1,4,2,0,3,1,4,2,0,5,3,1,4,2,0,5,3,1,4,
 2,0,5,3,1,6,4,2,0,5,3,1,6,4,2,0,5,3,1,6,4,2,7]