n | a(n) |
---|---|
1 | 2 |
2 | 14 |
3 | 113 |
4 | 953 |
5 | 8037 |
6 | 67774 |
7 | 571530 |
8 | 4819638 |
9 | 40643380 |
10 | 342740340 |
11 | 2890284724 |
12 | 24373395288 |
13 | 205537673480 |
14 | 1733272476824 |
15 | 14616461440144 |
16 | 123258718919184 |
17 | 1039424750772560 |
18 | 8765333779162336 |
19 | 73916920107029408 |
20 | 623331776719986016 |
[2,14,113,953,8037,67774,571530,4819638,40643380, 342740340,2890284724,24373395288,205537673480, 1733272476824,14616461440144,123258718919184, 1039424750772560,8765333779162336, 73916920107029408,623331776719986016] |