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A338775 as a simple table

na(n)
11
21
33
43
57
61
74
82
91
105
112
123
138
141
156
163
179
182
194
208
215
223
2310
245
254
269
273
2811
291
307
314
3210
337
345
355
367
376
386
398
406
419
425
438
447
457
469
476
4810
498
508
5110
529
537
5410
5510
5612
571
588
5912
603
6112
627
6311
643
6513
661
679
689
6912
708
7113
723
7314
741
7510
7614
773
7815
793
8016
811

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