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A245522 as a simple table

na(n)
13
211
315
415
531
639
7373
81285
91285
101285
112119
122119
1315605
1429223
1552225
1652225
17186157
18186157
191378927
203137489
214189897
224189897
2310373543
2450359121
2550359121
2650359121
27490844965
28605616359
29605616359
30605616359
313351375815
323351375815
335812974437

[3,11,15,15,31,39,373,1285,1285,1285,2119,2119,
 15605,29223,52225,52225,186157,186157,1378927,
 3137489,4189897,4189897,10373543,50359121,
 50359121,50359121,490844965,605616359,605616359,
 605616359,3351375815,3351375815,5812974437]