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A083396 as a simple table

na(n)
14
26
34
46
54
69
721
89
9169
1015
11121
1225
139
1421
15289
16221
1715
18253
19209
209
21247
22143
23253
24121
25341
26169
27323
28437
29319
30187
31299
32649
33121
34221
35253
3649
37377
38247
39143
40209
41391
42169
4335
44121
45209
46299
4749
4825
49221
5021
51187
52143
5315
5435
55143
569
57209
58377
5925
6049
6121

[4,6,4,6,4,9,21,9,169,15,121,25,9,21,289,221,15,
 253,209,9,247,143,253,121,341,169,323,437,319,187,
 299,649,121,221,253,49,377,247,143,209,391,169,35,
 121,209,299,49,25,221,21,187,143,15,35,143,9,209,
 377,25,49,21]