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A289829 as a simple table

na(n)
125
249
3121
4169
5289
6361
7841
8961
91681
101849
112401
122809
133721
145929
156889
167921
178281
1810201
1911449
2011881
2114161
2214641
2317689
2424649
2526569
2632041
2738809
2841209
2943681
3044521
3161009
3263001
3369169
3476729
3580089
3685849
3789401
3894249
3996721
4097969
41108241

[25,49,121,169,289,361,841,961,1681,1849,2401,
 2809,3721,5929,6889,7921,8281,10201,11449,11881,
 14161,14641,17689,24649,26569,32041,38809,41209,
 43681,44521,61009,63001,69169,76729,80089,85849,
 89401,94249,96721,97969,108241]