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A074966 as a simple table

na(n)
11
21
32
41
512
67
74
843
910
1019
1162
1235
1316
1427
1528
1613
1774
18107
1918
2091
2132
2287
2314
2495
2596
2643
2768
28135
29120
3019
3158
327
3358
3463
3554
3631
3742
38115
3910
40157
41110
4213
434
44403
45122
46457
47534
4837
4918
5031
51226
52253
5320
54193
55102
56177
57392
5845
59194
60257
61102
6279
63454
64231
65306

[1,1,2,1,12,7,4,43,10,19,62,35,16,27,28,13,74,107,
 18,91,32,87,14,95,96,43,68,135,120,19,58,7,58,63,
 54,31,42,115,10,157,110,13,4,403,122,457,534,37,
 18,31,226,253,20,193,102,177,392,45,194,257,102,
 79,454,231,306]