n | a(n) |
---|---|
1 | 12 |
2 | 20 |
3 | 272 |
4 | 1096 |
5 | 8340 |
6 | 55788 |
7 | 345022 |
8 | 2502891 |
9 | 16525492 |
10 | 113585134 |
11 | 799820476 |
12 | 5455236715 |
13 | 38507382540 |
14 | 268963425191 |
15 | 1882384615623 |
16 | 13300278749856 |
17 | 93433472155344 |
18 | 659971112697126 |
19 | 4663864398488500 |
20 | 32941704521261841 |
[12,20,272,1096,8340,55788,345022,2502891, 16525492,113585134,799820476,5455236715, 38507382540,268963425191,1882384615623, 13300278749856,93433472155344,659971112697126, 4663864398488500,32941704521261841] |