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A290307 as a simple table

na(n)
01
11
20
31
41
50
61
71
80
90
101
111
121
131
140
151
161
171
181
191
200
211
221
231
242
251
261
270
281
291
301
312
321
332
341
350
361
371
381
392
402
412
422
431
440
451
461
471
482
492
502
513
523
532
540
551
561
571
582
592
603
613
623
633
642
650
661
671
681
692
702
713
723
734
744
753
762
770
781
791
801
812
822
833
844
854
864
875
884
892
900
911
921
931
942
952
963
974
984
995
1006
1016
1025
1033
1040

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