n | a(n) |
---|---|
1 | 48 |
2 | 260 |
3 | 1408 |
4 | 7632 |
5 | 41344 |
6 | 224064 |
7 | 1213952 |
8 | 6578432 |
9 | 35643392 |
10 | 193143808 |
11 | 1046528000 |
12 | 5670785024 |
13 | 30726979584 |
14 | 166497435648 |
15 | 902168182784 |
16 | 4888469241856 |
17 | 26488322654208 |
18 | 143528684683264 |
19 | 777716068515840 |
[48,260,1408,7632,41344,224064,1213952,6578432, 35643392,193143808,1046528000,5670785024, 30726979584,166497435648,902168182784, 4888469241856,26488322654208,143528684683264, 777716068515840] |