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A255446 as a simple table

na(n)
01
15
25
321
45
525
621
779
85
925
1025
11105
1221
13105
1479
15291
165
1725
1825
19105
2025
21125
22105
23395
2421
25105
26105
27441
2879
29395
30291
311043
325
3325
3425
35105
3625
37125
38105
39395
4025
41125
42125
43525
44105
45525
46395
471455
4821
49105
50105
51441
52105
53525
54441
551659
5679
57395
58395
591659

[1,5,5,21,5,25,21,79,5,25,25,105,21,105,79,291,5,
 25,25,105,25,125,105,395,21,105,105,441,79,395,
 291,1043,5,25,25,105,25,125,105,395,25,125,125,
 525,105,525,395,1455,21,105,105,441,105,525,441,
 1659,79,395,395,1659]