n | a(n) |
---|---|
0 | 1 |
1 | 68 |
2 | 2312 |
3 | 52428 |
4 | 892432 |
5 | 12168532 |
6 | 138504984 |
7 | 1354168796 |
8 | 11614313504 |
9 | 88805833316 |
10 | 613171117352 |
11 | 3863171679980 |
12 | 22402282117680 |
13 | 120450005575540 |
14 | 604244840324920 |
15 | 2843633280971772 |
16 | 12614155679414336 |
17 | 52965710906750084 |
18 | 211305268473868616 |
[1,68,2312,52428,892432,12168532,138504984, 1354168796,11614313504,88805833316,613171117352, 3863171679980,22402282117680,120450005575540, 604244840324920,2843633280971772, 12614155679414336,52965710906750084, 211305268473868616] |