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A308818 as a simple table

na(n)
02
13
25
37
410
57
613
715
822
923
1012
116
1215
1318
1413
1525
1641
1737
1810
1922
2017
2140
2247
2340
2481
2538
2622
2753
2885
29134
3051
3129
32156
33215
3423
3547
3646
3735
3869
3998
40144
4181
42108
43116
44102
4537
4647
4737
4872
4975
5085
51104
52217
53111
5410
5515
5637
5760
5840
59147
60197
6151
62110

[2,3,5,7,10,7,13,15,22,23,12,6,15,18,13,25,41,37,
 10,22,17,40,47,40,81,38,22,53,85,134,51,29,156,
 215,23,47,46,35,69,98,144,81,108,116,102,37,47,37,
 72,75,85,104,217,111,10,15,37,60,40,147,197,51,
 110]