n | a(n) |
---|---|
0 | 3 |
1 | 12 |
2 | 15 |
3 | -36 |
4 | -138 |
5 | 276 |
6 | 4326 |
7 | 21204 |
8 | 65274 |
9 | 126204 |
10 | 204246 |
11 | 1267356 |
12 | 10235538 |
13 | 54791316 |
14 | 212311746 |
15 | 678889380 |
16 | 4946455134 |
17 | 20113372464 |
[3,12,15,-36,-138,276,4326,21204,65274,126204, 204246,1267356,10235538,54791316,212311746, 678889380,4946455134,20113372464] |