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A026230 as a simple table

na(n)
12
24
36
47
510
612
713
816
918
1019
1121
1222
1325
1428
1530
1631
1734
1836
1937
2039
2140
2243
2346
2448
2549
2652
2754
2855
2957
3058
3161
3263
3364
3466
3567
3670
3773
3875
3976
4079
4182
4284
4385
4488
4590
4691
4793
4894
4997
50100
51102
52103
53106
54108
55109
56111
57112
58115
59117

[2,4,6,7,10,12,13,16,18,19,21,22,25,28,30,31,34,
 36,37,39,40,43,46,48,49,52,54,55,57,58,61,63,64,
 66,67,70,73,75,76,79,82,84,85,88,90,91,93,94,97,
 100,102,103,106,108,109,111,112,115,117]