n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 14 |
5 | 45 |
6 | 170 |
7 | 777 |
8 | 4350 |
9 | 29513 |
10 | 236530 |
11 | 2179133 |
12 | 22576206 |
13 | 258821269 |
14 | 3245286490 |
15 | 44115311969 |
16 | 645664173566 |
17 | 10117122765905 |
18 | 168922438409826 |
19 | 2993228077070645 |
20 | 56090022818326542 |
21 | 1108099905463382973 |
22 | 23015655499699484810 |
23 | 501356717394207256441 |
[1,2,5,14,45,170,777,4350,29513,236530,2179133, 22576206,258821269,3245286490,44115311969, 645664173566,10117122765905,168922438409826, 2993228077070645,56090022818326542, 1108099905463382973,23015655499699484810, 501356717394207256441] |