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A243451 as a simple table

na(n)
117
241
397
4137
5241
6457
7641
8857
9977
101697
112417
122617
133041
144241
155641
166257
176577
187937
198297
209041
219817
2211897
2313241
2414177
2514657
2615641
2716657
2822817
2927241
3032057
3136497
3244537
3347977
3448857
3552457
3653377
3760041
3862017
3970241
4075641
4178977
4283537

[17,41,97,137,241,457,641,857,977,1697,2417,2617,
 3041,4241,5641,6257,6577,7937,8297,9041,9817,
 11897,13241,14177,14657,15641,16657,22817,27241,
 32057,36497,44537,47977,48857,52457,53377,60041,
 62017,70241,75641,78977,83537]