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A286535 as a simple table

na(n)
01
12
22
33
42
53
64
75
82
93
104
115
124
136
146
157
162
173
184
195
204
216
226
237
244
256
268
279
286
2910
309
3111
322
333
344
355
364
376
386
397
404
416
428
439
446
4510
469
4711
484
496
508
519
528
5312
5412
5513
566
5710
5812
5914
609
6114
6213
6315
642
653
664
675
684
696
706
717
724
736
748
759
766
7710
789
7911
804
816
828
839
848
8512
8612
8713
886
8910
9012
9114
929
9314
9413
9515
964
976
988
999
1008
10112
10212
10313
1048
10512
10616
10717
10812
10918

[1,2,2,3,2,3,4,5,2,3,4,5,4,6,6,7,2,3,4,5,4,6,6,7,
 4,6,8,9,6,10,9,11,2,3,4,5,4,6,6,7,4,6,8,9,6,10,9,
 11,4,6,8,9,8,12,12,13,6,10,12,14,9,14,13,15,2,3,4,
 5,4,6,6,7,4,6,8,9,6,10,9,11,4,6,8,9,8,12,12,13,6,
 10,12,14,9,14,13,15,4,6,8,9,8,12,12,13,8,12,16,17,
 12,18]