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A255279 as a simple table

na(n)
01
17
27
325
47
549
625
7107
87
949
1049
11175
1225
13175
14107
15413
167
1749
1849
19175
2049
21343
22175
23749
2425
25175
26175
27625
28107
29749
30413
311615
327
3349
3449
35175
3649
37343
38175
39749
4049
41343
42343
431225
44175
451225
46749
472891
4825
49175
50175
51625
52175
531225

[1,7,7,25,7,49,25,107,7,49,49,175,25,175,107,413,
 7,49,49,175,49,343,175,749,25,175,175,625,107,749,
 413,1615,7,49,49,175,49,343,175,749,49,343,343,
 1225,175,1225,749,2891,25,175,175,625,175,1225]