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A122686 as a simple table

na(n)
12
23
35
46
57
68
711
812
913
1014
1115
1217
1319
1421
1522
1623
1724
1826
1927
2030
2133
2234
2337
2438
2539
2641
2743
2845
2947
3051
3153
3255
3360
3461
3569
3673
3777
3878
3983
4085
4187
4289
4391
4499
45101
46106
47113
48147
49159

[2,3,5,6,7,8,11,12,13,14,15,17,19,21,22,23,24,26,
 27,30,33,34,37,38,39,41,43,45,47,51,53,55,60,61,
 69,73,77,78,83,85,87,89,91,99,101,106,113,147,159]