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A030737 as a simple table

na(n)
12
21
31
42
53
64
74
85
91
101
117
126
132
143
151
169
178
184
194
202
211
221
2312
2410
255
267
273
282
292
301
311
3215
3313
347
358
365
373
384
392
402
411
421
4318
4416
459
4610
477
484
496
504
513
522
532
541
551
5621
5719
5811
5913
608
616
628
635
645
654
663
672
682
691
701
7124
7222
7313
7415
7511
768
779
788
796
805
811
824

[2,1,1,2,3,4,4,5,1,1,7,6,2,3,1,9,8,4,4,2,1,1,12,
 10,5,7,3,2,2,1,1,15,13,7,8,5,3,4,2,2,1,1,18,16,9,
 10,7,4,6,4,3,2,2,1,1,21,19,11,13,8,6,8,5,5,4,3,2,
 2,1,1,24,22,13,15,11,8,9,8,6,5,1,4]