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A323194 as a simple table

na(n)
13
25
317
425
553
665
775
893
9227
10263
11265
12455
13627
14805
151187
161253
173345
186377
1911465
2011977
2112317
2225097
2334683
2442097
25113387
26139585
27186287
28214323
291093035

[3,5,17,25,53,65,75,93,227,263,265,455,627,805,
 1187,1253,3345,6377,11465,11977,12317,25097,34683,
 42097,113387,139585,186287,214323,1093035]