n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 8 |
4 | 64 |
5 | 640 |
6 | 2560 |
7 | 35840 |
8 | 114688 |
9 | 688128 |
10 | 13762560 |
11 | 14417920 |
12 | 346030080 |
13 | 1799356416 |
14 | 2399141888 |
15 | 23991418880 |
16 | 767725404160 |
17 | 2372969431040 |
18 | 5695126634496 |
19 | 216414812110848 |
20 | 221963909857280 |
21 | 9322484214005760 |
[1,4,8,64,640,2560,35840,114688,688128,13762560, 14417920,346030080,1799356416,2399141888, 23991418880,767725404160,2372969431040, 5695126634496,216414812110848,221963909857280, 9322484214005760] |