n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 16 |
4 | 112 |
5 | 448 |
6 | 3136 |
7 | 12544 |
8 | 87808 |
9 | 351232 |
10 | 2458624 |
11 | 9834496 |
12 | 68841472 |
13 | 275365888 |
14 | 1927561216 |
15 | 7710244864 |
16 | 53971714048 |
17 | 215886856192 |
18 | 1511207993344 |
19 | 6044831973376 |
20 | 42313823813632 |
21 | 169255295254528 |
22 | 1184787066781696 |
23 | 4739148267126784 |
24 | 33174037869887488 |
[2,4,16,112,448,3136,12544,87808,351232,2458624, 9834496,68841472,275365888,1927561216,7710244864, 53971714048,215886856192,1511207993344, 6044831973376,42313823813632,169255295254528, 1184787066781696,4739148267126784, 33174037869887488] |