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A058222 as a simple table

na(n)
01
12
23
34
44
55
66
75
86
97
108
115
126
137
148
156
167
178
189
1910
207
218
229
2310
2411
2512
266
277
288
299
3010
317
328
339
3410
3511
3612
378
389
3910
4011
4112
4213
4314
449
4510
4611
4712
4813
4914
5015
5116
526
537
548
559
5610
577
588
599
6010
6111
6212
638
649
6510
6611
6712
6813
6914
709
7110
7211
7312
7413
7514
7615
7716
787
798
809

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