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A028779 as a simple table

na(n)
12
25
36
47
58
610
711
813
914
1017
1118
1219
1320
1421
1523
1624
1726
1828
1929
2030
2132
2235
2338
2439
2540
2641
2743
2844
2946
3047
3150
3251
3352
3453
3554
3656
3757
3859
3961
4062
4163
4265

[2,5,6,7,8,10,11,13,14,17,18,19,20,21,23,24,26,28,
 29,30,32,35,38,39,40,41,43,44,46,47,50,51,52,53,
 54,56,57,59,61,62,63,65]