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A286558 as a simple table

na(n)
01
11
21
32
42
51
63
73
84
92
101
113
125
134
146
154
167
175
182
196
203
211
224
237
248
258
265
279
289
2910
3010
315
3211
3311
346
3512
367
372
388
3913
409
413
421
434
4410
455
4611
4714
4812
4915
5012
5116
5213
536
5414
5517
5613
5718
5815
5919
6014
6120
6215
636
6416
6521
6616
6722
6817
697
7018
7123
7219
738
742
759
7620
7710
7821
7924
8022
8111
823
8312
844
851
865
8713
8823
8914
906
9115
9224
9316
9425
9525
9617
9726
9826
9927
10027
10117
10228
10328

[1,1,1,2,2,1,3,3,4,2,1,3,5,4,6,4,7,5,2,6,3,1,4,7,
 8,8,5,9,9,10,10,5,11,11,6,12,7,2,8,13,9,3,1,4,10,
 5,11,14,12,15,12,16,13,6,14,17,13,18,15,19,14,20,
 15,6,16,21,16,22,17,7,18,23,19,8,2,9,20,10,21,24,
 22,11,3,12,4,1,5,13,23,14,6,15,24,16,25,25,17,26,
 26,27,27,17,28,28]