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A246837 as a simple table

na(n)
01
13
22
31
45
55
63
75
84
94
106
116
123
135
149
156
1610
174
183
1913
204
215
229
238
245
258
2612
274
2813
2910
307
3114
325
335
3411
358
369
3712
386
397
4015
4115
426
4313
4412
456
4613
476
487
4921
5017
516
5213
538
5410
5512
5614
579
588
5915
606
6122
628
639
6422
6514
6610
6711
6815
6911
7022
7116
726
738
7414
7511

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