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A318286 as a simple table

na(n)
11
21
31
42
52
63
72
85
95
105
113
129
134
147
159
1615
175
1818
196
2016
2114
2210
238
2431
2517
2614
2740
2825
2910
3034
3112
3252
3321
3419
3527
3670
3715
3825
3931
4059
4118
4257
4322
4438
4580
4633
4727
48120
4946
5067
5144
5256
5332
54172
5542
56100
5761
5843
5938
60141
6146
6255
63143
64203
6564
6691
6754
6880

[1,1,1,2,2,3,2,5,5,5,3,9,4,7,9,15,5,18,6,16,14,10,
 8,31,17,14,40,25,10,34,12,52,21,19,27,70,15,25,31,
 59,18,57,22,38,80,33,27,120,46,67,44,56,32,172,42,
 100,61,43,38,141,46,55,143,203,64,91,54,80]