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A028800 as a simple table

na(n)
12
23
35
48
510
611
712
814
915
1017
1118
1219
1320
1421
1523
1626
1727
1829
1931
2032
2135
2237
2338
2439
2540
2641
2743
2844
2946
3047
3148
3250
3353
3455
3556
3659
3760
3861
3962
4065
4166
4268
4369
4470
4571
4672
4773
4874
4975
5076
5177
5279
5380
5483
5584
5685
5786

[2,3,5,8,10,11,12,14,15,17,18,19,20,21,23,26,27,
 29,31,32,35,37,38,39,40,41,43,44,46,47,48,50,53,
 55,56,59,60,61,62,65,66,68,69,70,71,72,73,74,75,
 76,77,79,80,83,84,85,86]