login

A288919 as a simple table

na(n)
10
20
352
4176
5372
6640
7980
81392
91876
102432
113060
123760
134532
145376
156292
167280
178340
189472
1910676
2011952
2113300
2214720
2316212
2417776
2519412
2621120
2722900
2824752
2926676
3028672

[0,0,52,176,372,640,980,1392,1876,2432,3060,3760,
 4532,5376,6292,7280,8340,9472,10676,11952,13300,
 14720,16212,17776,19412,21120,22900,24752,26676,
 28672]