n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 15 |
4 | 50 |
5 | 175 |
6 | 625 |
7 | 2250 |
8 | 8125 |
9 | 29375 |
10 | 106250 |
11 | 384375 |
12 | 1390625 |
13 | 5031250 |
14 | 18203125 |
15 | 65859375 |
16 | 238281250 |
17 | 862109375 |
18 | 3119140625 |
19 | 11285156250 |
20 | 40830078125 |
21 | 147724609375 |
22 | 534472656250 |
23 | 1933740234375 |
24 | 6996337890625 |
[1,2,5,15,50,175,625,2250,8125,29375,106250, 384375,1390625,5031250,18203125,65859375, 238281250,862109375,3119140625,11285156250, 40830078125,147724609375,534472656250, 1933740234375,6996337890625] |