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A193068 as a simple table

na(n)
112
242
398
4188
5320
6502
7742
81048
91428
101890
112442
123092
133848
144718
155710
166832
178092
189498
1911058
2012780
2114672
2216742
2318998
2421448
2524100
2626962
2730042
2833348
2936888
3040670
3144702
3248992
3353548
3458378
3563490
3668892
3774592
3880598
3986918
4093560

[12,42,98,188,320,502,742,1048,1428,1890,2442,
 3092,3848,4718,5710,6832,8092,9498,11058,12780,
 14672,16742,18998,21448,24100,26962,30042,33348,
 36888,40670,44702,48992,53548,58378,63490,68892,
 74592,80598,86918,93560]