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A290496 as a simple table

na(n)
11
21
31
41
51
63
71
82
91
103
112
123
131
143
153
162
173
183
191
203
212
223
231
246
255
261
272
281
295
304
312
321
335
343
351
363
373
385
393
404
412
423
431
442
454
465
474
485
494
503
513
522
533
544
553
562
576
581
595
603
611
626
635
641
652
6610
672
681
693
702
713
724
735
743
754
765
773
781
792
804
816
822
8310
843
853
865
871

[1,1,1,1,1,3,1,2,1,3,2,3,1,3,3,2,3,3,1,3,2,3,1,6,
 5,1,2,1,5,4,2,1,5,3,1,3,3,5,3,4,2,3,1,2,4,5,4,5,4,
 3,3,2,3,4,3,2,6,1,5,3,1,6,5,1,2,10,2,1,3,2,3,4,5,
 3,4,5,3,1,2,4,6,2,10,3,3,5,1]