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A212761 as a simple table

na(n)
00
12
212
332
490
5162
6336
7512
8900
91250
101980
112592
123822
134802
146720
158192
1611016
1713122
1817100
1920000
2025410
2129282
2236432
2341472
2450700
2557122
2668796
2776832
2891350
29101250
30119040
31131072
32152592
33167042
34192780
35209952
36240426

[0,2,12,32,90,162,336,512,900,1250,1980,2592,3822,
 4802,6720,8192,11016,13122,17100,20000,25410,
 29282,36432,41472,50700,57122,68796,76832,91350,
 101250,119040,131072,152592,167042,192780,209952,
 240426]