n | a(n) |
---|---|
1 | 0 |
2 | 12 |
3 | 216 |
4 | 1104 |
5 | 3708 |
6 | 9396 |
7 | 20304 |
8 | 38868 |
9 | 68364 |
10 | 112632 |
11 | 176076 |
12 | 263832 |
13 | 381924 |
14 | 536424 |
15 | 735240 |
16 | 985896 |
17 | 1296540 |
18 | 1676508 |
19 | 2137392 |
20 | 2689248 |
21 | 3344244 |
22 | 4114020 |
[0,12,216,1104,3708,9396,20304,38868,68364,112632, 176076,263832,381924,536424,735240,985896,1296540, 1676508,2137392,2689248,3344244,4114020] |