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A308638 as a simple table

na(n)
10
20
30
41
50
61
70
81
91
100
110
121
132
143
151
161
171
181
193
200
211
222
233
241
254
262
271
283
292
304
311
321
332
342
352
363
373
384
392
403
413
422
434
444
450
461
473
482
491
503
514
525
533
546
555
563
572
586
590
603
616
624
630
643
655
665
675
684
693
706
713
723
737
743
752
763
773
782
792
801
813
825
836
844
852
864
875

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