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A309720 as a simple table

na(n)
11
213
337
465
5223
6343
7637
81087
91273
101423
111445
121483
131603
141687
151867
162077
172135
182375
192605
202683
212705
223029
233523
243545
253913
263997
274123
284633
294783
304927
315435
325735
336079
347205
357295
367331
377547
387589
397811
408159
418227
428701
438827
449085
459335
469457
479461
489923
4910057

[1,13,37,65,223,343,637,1087,1273,1423,1445,1483,
 1603,1687,1867,2077,2135,2375,2605,2683,2705,3029,
 3523,3545,3913,3997,4123,4633,4783,4927,5435,5735,
 6079,7205,7295,7331,7547,7589,7811,8159,8227,8701,
 8827,9085,9335,9457,9461,9923,10057]