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A261387 as a simple table

na(n)
10
20
31
41
51
61
72
80
92
101
113
123
131
141
152
161
172
187
194
202
211
221
231
244
253
264
272
284
293
303
314
327
333
343
355
365
375
385
394
403
416
427
435
445
455
463
477
487
495
502
517
526
534
545
555
567
5710
589
598
608
614
627
635
6411
6514
667
6712
6811
699
706

[0,0,1,1,1,1,2,0,2,1,3,3,1,1,2,1,2,7,4,2,1,1,1,4,
 3,4,2,4,3,3,4,7,3,3,5,5,5,5,4,3,6,7,5,5,5,3,7,7,5,
 2,7,6,4,5,5,7,10,9,8,8,4,7,5,11,14,7,12,11,9,6]