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A257325 as a simple table

na(n)
12
25
37
411
53
613
717
84
919
106
1123
128
1329
1414
159
1625
1721
1831
1915
2016
2137
2241
2327
2443
2533
2647
2749
2839
2953
3045
3159
3235
3351
3461
3510
3667
3720
3871
3926
4057
4173
4279
4332
4465
4512
4655
4718
4877
4924
5083
5189
5234
5369
5438
5585
5622
5795
5828
5975
6091
6181
6297
6387
64101
6563
66103
6793

[2,5,7,11,3,13,17,4,19,6,23,8,29,14,9,25,21,31,15,
 16,37,41,27,43,33,47,49,39,53,45,59,35,51,61,10,
 67,20,71,26,57,73,79,32,65,12,55,18,77,24,83,89,
 34,69,38,85,22,95,28,75,91,81,97,87,101,63,103,93]