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A363974 as a simple table

na(n)
11
21
34
41
57
64
711
81
919
107
1122
124
1329
1411
1546
161
1746
1819
1956
207
2180
2222
2379
244
2598
2629
27124
2811
29121
3046
31137
321
33178
3446
35188
3619
37191
3856
39242
407
41232
4280
43254
4422
45337
4679
47301
484
49336
5098
51400
5229
53379
54124
55434
5611
57494
58121
59466
6046
61497
62137
63623
641
65596
66178
67596
6846
69712
70188
71667
7219

[1,1,4,1,7,4,11,1,19,7,22,4,29,11,46,1,46,19,56,7,
 80,22,79,4,98,29,124,11,121,46,137,1,178,46,188,
 19,191,56,242,7,232,80,254,22,337,79,301,4,336,98,
 400,29,379,124,434,11,494,121,466,46,497,137,623,
 1,596,178,596,46,712,188,667,19]