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A141437 as a simple table

na(n)
12
24
36
47
59
612
713
818
919
1021
1123
1226
1328
1429
1534
1637
1742
1843
1945
2047
2152
2253
2357
2460
2561
2665
2771
2873
2974
3079
3181
3284
3389
3491
3595
3697
3798
38101
39103
40106
41107
42112
43113
44119
45128
46131
47133
48135
49137
50139
51141
52143
53147
54149
55151
56163
57165
58167
59170
60173
61177
62180
63181
64192

[2,4,6,7,9,12,13,18,19,21,23,26,28,29,34,37,42,43,
 45,47,52,53,57,60,61,65,71,73,74,79,81,84,89,91,
 95,97,98,101,103,106,107,112,113,119,128,131,133,
 135,137,139,141,143,147,149,151,163,165,167,170,
 173,177,180,181,192]