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A267421 as a simple table

na(n)
117
241
373
4113
5139
6163
7193
8223
9491
10859
11919
121187
131259
141409
151483
161901
171987
182083
192267
202467
212677
223221
234339
244603
255923
266079
277573
288839
299421
309619
3110223
3211489
3311701
3412143
3512589
3613499
3713729
3814449
3915679
4016183
4116703
4217231
4317497
4419121

[17,41,73,113,139,163,193,223,491,859,919,1187,
 1259,1409,1483,1901,1987,2083,2267,2467,2677,3221,
 4339,4603,5923,6079,7573,8839,9421,9619,10223,
 11489,11701,12143,12589,13499,13729,14449,15679,
 16183,16703,17231,17497,19121]