n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 7 |
3 | 24 |
4 | 91 |
5 | 376 |
6 | 1635 |
7 | 7377 |
8 | 34197 |
9 | 161876 |
10 | 779125 |
11 | 3801307 |
12 | 18757219 |
13 | 93444662 |
14 | 469349303 |
15 | 2374206202 |
16 | 12084696935 |
17 | 61848753886 |
18 | 318082531211 |
19 | 1643009103729 |
20 | 8520055528453 |
21 | 44338931718570 |
22 | 231488012768833 |
[1,3,7,24,91,376,1635,7377,34197,161876,779125, 3801307,18757219,93444662,469349303,2374206202, 12084696935,61848753886,318082531211, 1643009103729,8520055528453,44338931718570, 231488012768833] |