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A042996 as a simple table

na(n)
11
22
33
45
57
69
711
812
913
1015
1117
1219
1321
1423
1525
1627
1729
1830
1931
2033
2135
2237
2339
2441
2543
2645
2747
2849
2951
3053
3155
3256
3357
3459
3561
3663
3765
3867
3969
4071
4173
4275
4377
4479
4581
4683
4784
4885
4987
5089
5190
5291
5393
5495
5597
5699
57101
58103
59105
60107
61109
62111
63113
64115
65117
66119
67121

[1,2,3,5,7,9,11,12,13,15,17,19,21,23,25,27,29,30,
 31,33,35,37,39,41,43,45,47,49,51,53,55,56,57,59,
 61,63,65,67,69,71,73,75,77,79,81,83,84,85,87,89,
 90,91,93,95,97,99,101,103,105,107,109,111,113,115,
 117,119,121]