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A277574 as a simple table

na(n)
12
25
38
411
512
614
717
820
923
1026
1129
1230
1332
1435
1538
1641
1744
1847
1948
2050
2153
2256
2359
2462
2565
2666
2768
2871
2972
3074
3177
3280
3383
3484
3586
3689
3792
3895
3998
40101
41102
42104
43107
44110
45113
46116
47119
48120
49122
50125
51128
52131
53134
54137
55138
56140
57143
58146
59149
60152

[2,5,8,11,12,14,17,20,23,26,29,30,32,35,38,41,44,
 47,48,50,53,56,59,62,65,66,68,71,72,74,77,80,83,
 84,86,89,92,95,98,101,102,104,107,110,113,116,119,
 120,122,125,128,131,134,137,138,140,143,146,149,
 152]