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A337632 as a simple table

na(n)
11
21
32
41
53
62
71
84
92
103
111
125
132
143
152
161
176
184
196
204
216
221
237
242
253
264
273
282
291
308
312
325
332
345
352
365
371
389
392
403
414
423
432
447
452
461
4710
484
496
504
5110
524
536
544
5510
561
5711
582
593
602
613
626
633
642
653
662
671
6812
694
709
714
729
734
749
754
769
774
789
791
8013
812
823
834
845
852

[1,1,2,1,3,2,1,4,2,3,1,5,2,3,2,1,6,4,6,4,6,1,7,2,
 3,4,3,2,1,8,2,5,2,5,2,5,1,9,2,3,4,3,2,7,2,1,10,4,
 6,4,10,4,6,4,10,1,11,2,3,2,3,6,3,2,3,2,1,12,4,9,4,
 9,4,9,4,9,4,9,1,13,2,3,4,5,2]