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A286341 as a simple table

na(n)
12
25
36
49
511
614
716
817
920
1023
1124
1227
1329
1430
1533
1636
1738
1841
1942
2045
2147
2250
2352
2453
2556
2659
2761
2864
2965
3068
3170
3271
3374
3477
3578
3681
3783
3886
3988
4089
4192
4295
4396
4499
45101
46102
47105
48108
49110
50113
51114
52117
53119
54120
55123
56126
57127
58130
59132
60135
61137

[2,5,6,9,11,14,16,17,20,23,24,27,29,30,33,36,38,
 41,42,45,47,50,52,53,56,59,61,64,65,68,70,71,74,
 77,78,81,83,86,88,89,92,95,96,99,101,102,105,108,
 110,113,114,117,119,120,123,126,127,130,132,135,
 137]