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A261406 as a simple table

na(n)
11
22
33
45
56
67
78
89
910
1011
1113
1216
1317
1418
1520
1621
1723
1824
1927
2028
2129
2230
2334
2437
2538
2640
2742
2844
2945
3047
3150
3252
3356
3457
3560
3663
3765
3866
3970
4074
4175
4276
4378
4484
4586
4692
4796
4898
49105
50110
51118
52132
53138
54144
55154
56160
57165
58186
59195
60204
61212
62240
63270
64286
65360

[1,2,3,5,6,7,8,9,10,11,13,16,17,18,20,21,23,24,27,
 28,29,30,34,37,38,40,42,44,45,47,50,52,56,57,60,
 63,65,66,70,74,75,76,78,84,86,92,96,98,105,110,
 118,132,138,144,154,160,165,186,195,204,212,240,
 270,286,360]