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A241568 as a simple table

na(n)
10
20
31
41
51
62
72
83
91
103
112
124
132
144
152
165
173
183
195
203
214
222
235
242
254
264
273
284
293
305
313
322
335
344
357
362
376
385
394
404
415
424
433
444
457
464
474
484
495
506
514
523
535
544
553
563
573
583
593
605
616
627
638
642
655
667
676
683
695
707
715
723
734
744
756
763
776
787
794
803

[0,0,1,1,1,2,2,3,1,3,2,4,2,4,2,5,3,3,5,3,4,2,5,2,
 4,4,3,4,3,5,3,2,5,4,7,2,6,5,4,4,5,4,3,4,7,4,4,4,5,
 6,4,3,5,4,3,3,3,3,3,5,6,7,8,2,5,7,6,3,5,7,5,3,4,4,
 6,3,6,7,4,3]