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A274490 as a simple table

na(n)
20
31
41
50
61
73
81
90
101
118
123
131
140
151
1622
178
183
191
200
211
2262
2322
248
253
261
270
281
29178
3062
3122
328
333
341
350
361
37519
38178
3962
4022
418
423
431
440
451
461533
47519
48178
4962
5022
518
523
531
540
551
564578
571533
58519
59178
6062
6122
628
633
641
650
661
6713800
684578
691533
70519
71178
7262
7322
748
753
761
770
781

[0,1,1,0,1,3,1,0,1,8,3,1,0,1,22,8,3,1,0,1,62,22,8,
 3,1,0,1,178,62,22,8,3,1,0,1,519,178,62,22,8,3,1,0,
 1,1533,519,178,62,22,8,3,1,0,1,4578,1533,519,178,
 62,22,8,3,1,0,1,13800,4578,1533,519,178,62,22,8,3,
 1,0,1]