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A128880 as a simple table

na(n)
11
255
391
4253
5325
6595
7703
81081
91225
101711
111891
122485
132701
143403
153655
164465
174753
185671
195995
207021
217381
228515
238911
2410153
2510585
2611935
2712403
2813861
2914365
3015931
3116471
3218145
3318721
3420503
3521115
3623005
3723653
3825651
3926335
4028441

[1,55,91,253,325,595,703,1081,1225,1711,1891,2485,
 2701,3403,3655,4465,4753,5671,5995,7021,7381,8515,
 8911,10153,10585,11935,12403,13861,14365,15931,
 16471,18145,18721,20503,21115,23005,23653,25651,
 26335,28441]