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A207375 as a simple table

na(n)
11
21
32
41
53
62
71
85
92
103
111
127
132
144
153
162
175
181
1911
203
214
221
2313
242
257
263
275
284
291
3017
313
326
331
3419
354
365
373
387
392
4011
411
4223
434
446
455
462
4713
483
499
504
517
521
5329
545
556
561
5731
584
598
603
6111
622
6317
645
657
666
671
6837
692
7019
713
7213
735
748
751
7641
776
787
791
8043

[1,1,2,1,3,2,1,5,2,3,1,7,2,4,3,2,5,1,11,3,4,1,13,
 2,7,3,5,4,1,17,3,6,1,19,4,5,3,7,2,11,1,23,4,6,5,2,
 13,3,9,4,7,1,29,5,6,1,31,4,8,3,11,2,17,5,7,6,1,37,
 2,19,3,13,5,8,1,41,6,7,1,43]