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A254690 as a simple table

na(n)
10
20
30
40
50
60
71
82
91
102
112
122
132
142
152
162
173
183
191
203
213
222
233
245
254
262
275
282
293
305
312
324
336
342
355
366
373
384
396
404
413
427
432
443
458
463
474
486
492
505
517
523
533
547
555
565
578
584
593
609
612
624
638
642
655
667
672
682
694
706
715
727
734
742
7510
762
774
787
791
806
817
821
834
8410
857
863
878

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