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A274643 as a simple table

na(n)
21
31
41
51
62
71
81
94
104
111
121
136
1410
156
161
171
1810
1923
2022
219
221
231
2414
2544
2661
2741
2812
291
301
3122
3288
33158
34147
3571
3616
371
381
3930
40151
41353
42436
43300
44114
4520
461

[1,1,1,1,2,1,1,4,4,1,1,6,10,6,1,1,10,23,22,9,1,1,
 14,44,61,41,12,1,1,22,88,158,147,71,16,1,1,30,151,
 353,436,300,114,20,1]