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A005939 as a simple table

na(n)
19
233
391
499
5259
6451
7481
8561
9657
10703
11909
121233
131729
142409
152821
162981
173333
183367
194141
204187
214521
225461
236533
246541
256601
267107
277471
287777
298149
308401
318911
3210001
3311111
3411169
3511649
3612403
3712801
3813833
3913981
4014701
4114817
4214911
4315211

[9,33,91,99,259,451,481,561,657,703,909,1233,1729,
 2409,2821,2981,3333,3367,4141,4187,4521,5461,6533,
 6541,6601,7107,7471,7777,8149,8401,8911,10001,
 11111,11169,11649,12403,12801,13833,13981,14701,
 14817,14911,15211]