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A286619 as a simple table

na(n)
01
12
23
32
43
54
65
72
83
96
107
114
125
136
145
152
163
176
188
196
207
219
2210
234
245
2511
2610
276
285
296
305
312
323
336
348
356
368
3712
3813
396
407
4114
4215
439
4410
4512
4610
474
485
4911
5013
5111
5210
5314
5413
556
565
5711
5810
596
605
616
625
632
643
656
668
676
688
6912
7013
716
728
7316
7417
7512
7613
7716
7813
796
807
8114
8217
8314
8415
8518
8619
879
8810
8920
9021
9112
9210
9312
9410
954
965
9711
9813
9911
10013
10120
10222
10311
10410

[1,2,3,2,3,4,5,2,3,6,7,4,5,6,5,2,3,6,8,6,7,9,10,4,
 5,11,10,6,5,6,5,2,3,6,8,6,8,12,13,6,7,14,15,9,10,
 12,10,4,5,11,13,11,10,14,13,6,5,11,10,6,5,6,5,2,3,
 6,8,6,8,12,13,6,8,16,17,12,13,16,13,6,7,14,17,14,
 15,18,19,9,10,20,21,12,10,12,10,4,5,11,13,11,13,
 20,22,11,10]