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A336391 as a simple table

na(n)
11
21
32
41
53
62
72
81
94
103
113
122
133
142
155
161
176
184
196
203
217
223
233
242
258
263
279
282
2910
305
312
321
335
346
355
364
3710
386
395
403
416
427
436
443
4511
463
473
482
494
508
5112
523
5310
549
5512
562
5712
5810
5910
605
613
622
6313
641
6512
665
6710
686
695
705
716
724
7314
7410
7515
766
775
785
796
803
8116
826
836
847
8517
866
8717
883
8914
9011
915
923
937
943
9517
962
976
984
9911
1008
10114
10212
1036
1043
10518

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