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A287235 as a simple table

na(n)
12
24
37
49
511
614
716
819
920
1023
1125
1227
1330
1432
1534
1637
1739
1842
1943
2046
2148
2250
2353
2455
2558
2659
2762
2863
2966
3068
3171
3272
3375
3477
3579
3682
3784
3886
3989
4091
4194
4295
4398
44100
45102
46105
47107
48109
49112
50114
51117
52118
53121
54123
55125
56128
57130
58133
59134
60137
61138

[2,4,7,9,11,14,16,19,20,23,25,27,30,32,34,37,39,
 42,43,46,48,50,53,55,58,59,62,63,66,68,71,72,75,
 77,79,82,84,86,89,91,94,95,98,100,102,105,107,109,
 112,114,117,118,121,123,125,128,130,133,134,137,
 138]