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A286428 as a simple table

na(n)
11
22
34
45
57
68
79
811
912
1014
1115
1216
1318
1419
1521
1622
1723
1825
1926
2028
2129
2230
2332
2433
2535
2636
2737
2839
2940
3042
3143
3244
3346
3447
3549
3650
3752
3853
3954
4056
4157
4259
4360
4461
4563
4664
4766
4867
4968
5070
5171
5273
5374
5475
5577
5678
5780
5881
5982
6084
6185
6287
6388
6489
6591
6692

[1,2,4,5,7,8,9,11,12,14,15,16,18,19,21,22,23,25,
 26,28,29,30,32,33,35,36,37,39,40,42,43,44,46,47,
 49,50,52,53,54,56,57,59,60,61,63,64,66,67,68,70,
 71,73,74,75,77,78,80,81,82,84,85,87,88,89,91,92]