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A195353 as a simple table

na(n)
17
213
331
491
5451
6539
71397
81417
91777
103139
1114419
1239751
1377507
1496157
15158173
16214979
17263113
18496723
191046179
203415297
213546371
224306549
239456677
2418338311
2545521269
26243377803
27766707661
281023263789
298032822531
3092635306249
31151318414531
32352799777983

[7,13,31,91,451,539,1397,1417,1777,3139,14419,
 39751,77507,96157,158173,214979,263113,496723,
 1046179,3415297,3546371,4306549,9456677,18338311,
 45521269,243377803,766707661,1023263789,
 8032822531,92635306249,151318414531,352799777983]