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A287420 as a simple table

na(n)
12
24
37
410
513
617
719
823
925
1028
1131
1235
1337
1441
1543
1647
1749
1852
1955
2058
2162
2265
2367
2470
2573
2677
2779
2882
2985
3089
3191
3295
3397
34101
35103
36106
37109
38112
39116
40119
41121
42124
43127
44131
45133
46137
47139
48142
49145
50148
51152
52154
53158
54160
55163
56166
57170
58172
59176

[2,4,7,10,13,17,19,23,25,28,31,35,37,41,43,47,49,
 52,55,58,62,65,67,70,73,77,79,82,85,89,91,95,97,
 101,103,106,109,112,116,119,121,124,127,131,133,
 137,139,142,145,148,152,154,158,160,163,166,170,
 172,176]