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A306696 as a simple table

na(n)
10
20
31
40
51
61
72
80
92
101
113
121
132
142
153
160
173
182
194
201
213
223
234
241
254
262
275
282
294
303
315
320
335
343
356
362
374
384
396
401
415
423
437
443
455
464
476
481
496
504
517
522
535
545
557
562
576
584
598
603
616
625
637
640
657
665
678
683
696
706
718
722
737
744
759
764
777
786
798
801
818
825
839
843
857
867
879

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