n | a(n) |
---|---|
1 | 40 |
2 | 248 |
3 | 1648 |
4 | 11168 |
5 | 76384 |
6 | 524736 |
7 | 3613024 |
8 | 24906592 |
9 | 171802144 |
10 | 1185459328 |
11 | 8181293568 |
12 | 56467581344 |
13 | 389761873696 |
14 | 2690371352800 |
15 | 18570868118560 |
16 | 128190601161344 |
17 | 884876042394432 |
18 | 6108154188923040 |
19 | 42163659349783904 |
[40,248,1648,11168,76384,524736,3613024,24906592, 171802144,1185459328,8181293568,56467581344, 389761873696,2690371352800,18570868118560, 128190601161344,884876042394432,6108154188923040, 42163659349783904] |