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A308421 as a simple table

na(n)
13
29
310
411
513
614
717
819
920
1021
1125
1226
1327
1430
1532
1633
1736
1837
1938
2041
2142
2244
2345
2448
2549
2652
2754
2857
2958
3060
3161
3262
3364
3465
3568
3669
3772
3873
3974
4076
4178
4280
4381
4482
4584
4685
4786
4888
4989
5090
5192
5293
5396
5497
5598
56100
57102
58104
59105
60106
61108
62109
63110

[3,9,10,11,13,14,17,19,20,21,25,26,27,30,32,33,36,
 37,38,41,42,44,45,48,49,52,54,57,58,60,61,62,64,
 65,68,69,72,73,74,76,78,80,81,82,84,85,86,88,89,
 90,92,93,96,97,98,100,102,104,105,106,108,109,110]