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A158901 as a simple table

na(n)
11
22
33
45
55
69
77
812
911
1015
1111
1223
1313
1421
1521
1627
1717
1834
1919
2037
2129
2233
2323
2453
2529
2639
2737
2851
2929
3065
3131
3258
3345
3451
3545
3683
3737
3857
3953
4083
4141
4289
4343
4479
4573
4669
4747
48115
4955
5088
5169
5293
5353
54113
5569
56113
5777
5887
5959
60157
6161
6293
6399
64121
6581
66137
6767
68121
6993
70137

[1,2,3,5,5,9,7,12,11,15,11,23,13,21,21,27,17,34,
 19,37,29,33,23,53,29,39,37,51,29,65,31,58,45,51,
 45,83,37,57,53,83,41,89,43,79,73,69,47,115,55,88,
 69,93,53,113,69,113,77,87,59,157,61,93,99,121,81,
 137,67,121,93,137]