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A238256 as a simple table

na(n)
11
22
33
45
55
67
711
811
913
1017
1117
1219
1319
1419
1523
1629
1729
1829
1931
2031
2137
2241
2341
2443
2543
2643
2747
2847
2947
3053
3159
3259
3359
3461
3561
3667
3771
3871
3971
4073
4173
4279
4379
4479
4583
4683
4783
4883
4989
5089
5197
52101
53101
54103
55107
56107
57109
58109
59109
60109
61109
62109
63109

[1,2,3,5,5,7,11,11,13,17,17,19,19,19,23,29,29,29,
 31,31,37,41,41,43,43,43,47,47,47,53,59,59,59,61,
 61,67,71,71,71,73,73,79,79,79,83,83,83,83,89,89,
 97,101,101,103,107,107,109,109,109,109,109,109,
 109]