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A157806 as a simple table

na(n)
00
11
21
32
42
53
61
71
83
94
104
115
123
131
141
153
165
176
182
192
206
217
225
231
241
255
267
278
284
294
308
319
327
335
343
351
361
373
385
397
409
4110
422
432
4410
4511
469
477
485
493
501
511
523
535
547
559
5611
5712
588
594
604
618
6212
6313
6411
657
661
671
687
6911
7013
7114
7210
736
742
752
766
7710
7814
7915
8013
8111

[0,1,1,2,2,3,1,1,3,4,4,5,3,1,1,3,5,6,2,2,6,7,5,1,
 1,5,7,8,4,4,8,9,7,5,3,1,1,3,5,7,9,10,2,2,10,11,9,
 7,5,3,1,1,3,5,7,9,11,12,8,4,4,8,12,13,11,7,1,1,7,
 11,13,14,10,6,2,2,6,10,14,15,13,11]