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A026282 as a simple table

na(n)
15
27
39
411
514
617
720
823
925
1028
1130
1233
1335
1438
1540
1643
1746
1848
1951
2054
2156
2259
2362
2464
2567
2670
2772
2875
2977
3080
3183
3285
3388
3490
3593
3696
3798
38101
39103
40106
41109
42111
43114
44116
45119
46122
47124
48127
49130
50132
51135
52137
53140
54143
55145

[5,7,9,11,14,17,20,23,25,28,30,33,35,38,40,43,46,
 48,51,54,56,59,62,64,67,70,72,75,77,80,83,85,88,
 90,93,96,98,101,103,106,109,111,114,116,119,122,
 124,127,130,132,135,137,140,143,145]