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A357975 as a simple table

na(n)
11
21
32
41
52
62
73
81
94
102
113
122
135
143
154
161
175
184
197
202
216
223
237
242
254
265
278
283
2911
304
3111
321
336
345
356
364
3713
387
3910
402
4113
426
4317
443
458
467
4717
482
499
504
5110
525
5319
548
556
563
5714
5811
5919
604
6123
6211
6312
641
6510
666
6723
685
6914
706
7129
724
7329
7413
758
767
779
7810
7931

[1,1,2,1,2,2,3,1,4,2,3,2,5,3,4,1,5,4,7,2,6,3,7,2,
 4,5,8,3,11,4,11,1,6,5,6,4,13,7,10,2,13,6,17,3,8,7,
 17,2,9,4,10,5,19,8,6,3,14,11,19,4,23,11,12,1,10,6,
 23,5,14,6,29,4,29,13,8,7,9,10,31]