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A025315 as a simple table

na(n)
15525
28125
39425
410625
511050
612025
712325
813325
914365
1015725
1116250
1217225
1317425
1418125
1518785
1618850
1719825
1821125
1921250
2022100
2122525
2223125
2323725
2424050
2524505
2624650
2725625
2825925
2926650
3026825
3127625
3228730
3328925
3429725
3531025
3631265

[5525,8125,9425,10625,11050,12025,12325,13325,
 14365,15725,16250,17225,17425,18125,18785,18850,
 19825,21125,21250,22100,22525,23125,23725,24050,
 24505,24650,25625,25925,26650,26825,27625,28730,
 28925,29725,31025,31265]