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A255549 as a simple table

na(n)
12
211
361
4121
5253
6379
7663
8945
91377
101687
112143
122803
133543
144053
155485
166315
177023
187987
198781
209871
2111559
2213105
2314743
2416485
2518337
2619959
2723073
2824511
2926371
3027895
3130355
3233789
3336925
3439273
3542177
3644167
3750455
3853221
3955447
4058935
4161921
4265625
4370065
4473321
4578031
4681513
4784361
4887963
4996937
50100075

[2,11,61,121,253,379,663,945,1377,1687,2143,2803,
 3543,4053,5485,6315,7023,7987,8781,9871,11559,
 13105,14743,16485,18337,19959,23073,24511,26371,
 27895,30355,33789,36925,39273,42177,44167,50455,
 53221,55447,58935,61921,65625,70065,73321,78031,
 81513,84361,87963,96937,100075]