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A306889 as a simple table

na(n)
17
213
331
443
573
6241
7421
8463
9601
101093
111483
121723
132551
142971
153541
164423
178011
1810303
1917293
2019183
2120023
2222621
2323563
2424181
2527061
2631153
2735533
2841413
2942643
3043891
3146441
3247743
3353593
3455933
3560763
3683233
3784391
3895791
3998911
40123553
41143263
42156421
43164431

[7,13,31,43,73,241,421,463,601,1093,1483,1723,
 2551,2971,3541,4423,8011,10303,17293,19183,20023,
 22621,23563,24181,27061,31153,35533,41413,42643,
 43891,46441,47743,53593,55933,60763,83233,84391,
 95791,98911,123553,143263,156421,164431]