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A137708 as a simple table

na(n)
11
22
35
46
57
68
711
812
915
1016
1117
1218
1321
1422
1523
1624
1727
1828
1931
2032
2133
2234
2337
2438
2541
2642
2743
2844
2947
3048
3149
3250
3353
3454
3557
3658
3759
3860
3963
4064
4165
4266
4369
4470
4573
4674
4775
4876
4979
5080
5183
5284
5385
5486
5589
5690
5791
5892
5995
6096
6199
62100
63101
64102
65105
66106
67109
68110
69111

[1,2,5,6,7,8,11,12,15,16,17,18,21,22,23,24,27,28,
 31,32,33,34,37,38,41,42,43,44,47,48,49,50,53,54,
 57,58,59,60,63,64,65,66,69,70,73,74,75,76,79,80,
 83,84,85,86,89,90,91,92,95,96,99,100,101,102,105,
 106,109,110,111]