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A212631 as a simple table

na(n)
11
23
35
45
59
69
79
89
917
1017
1117
1215
1315
1415
1531
1617
1715
1827
1917
2029
2129
2231
2327
2427
2557
2627
2753
2825
2929
3051
3131
3233
3357
3429
3553
3645
3727
3827
3951
4053
4127
4245
4325
4453
4597
4653
4751
4851
4949
5097
5153
5245
5333
5481
55105
5645
5753
5851
5929
6087
6145
6257
6389
6465
6593
6693
6727

[1,3,5,5,9,9,9,9,17,17,17,15,15,15,31,17,15,27,17,
 29,29,31,27,27,57,27,53,25,29,51,31,33,57,29,53,
 45,27,27,51,53,27,45,25,53,97,53,51,51,49,97,53,
 45,33,81,105,45,53,51,29,87,45,57,89,65,93,93,27]