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A348388 as a simple table

na(n)
21
32
43
51
64
71
85
92
101
116
122
131
147
153
161
171
188
193
202
211
229
234
242
251
261
2710
284
292
301
311
3211
335
343
352
361
371
3812
395
403
412
421
431
4413
456
463
472
481
491
501
5114
526
534
542
552
561
571
5815
597
604
613
622
631
641
651
6616
677
684
693
702
711
721
731
7417
758
765
773
782
792
801
811
821
8318
848
855
863
872
882
891
901
911
9219
939
945
954
963
972
981
991
1001
1011

[1,2,3,1,4,1,5,2,1,6,2,1,7,3,1,1,8,3,2,1,9,4,2,1,
 1,10,4,2,1,1,11,5,3,2,1,1,12,5,3,2,1,1,13,6,3,2,1,
 1,1,14,6,4,2,2,1,1,15,7,4,3,2,1,1,1,16,7,4,3,2,1,
 1,1,17,8,5,3,2,2,1,1,1,18,8,5,3,2,2,1,1,1,19,9,5,
 4,3,2,1,1,1,1]