login

A121318 as a simple table

na(n)
10
24
316
438
574
6128
7204
8306
9438
10604
11808
121054
131346
141688
152084
162538
173054
183636
194288
205014
215818
226704
237676
248738
259894
2611148
2712504
2813966
2915538
3017224
3119028
3220954
3323006
3425188
3527504
3629958
3732554
3835296
3938188
4041234
4144438

[0,4,16,38,74,128,204,306,438,604,808,1054,1346,
 1688,2084,2538,3054,3636,4288,5014,5818,6704,7676,
 8738,9894,11148,12504,13966,15538,17224,19028,
 20954,23006,25188,27504,29958,32554,35296,38188,
 41234,44438]