n | a(n) |
---|---|
0 | 1 |
1 | 14 |
2 | 119 |
3 | 770 |
4 | 4165 |
5 | 19754 |
6 | 84602 |
7 | 333608 |
8 | 1228080 |
9 | 4263770 |
10 | 14071827 |
11 | 44420796 |
12 | 134793918 |
13 | 394805110 |
14 | 1119974875 |
15 | 3086034350 |
16 | 8280022023 |
17 | 21678277754 |
18 | 55486209625 |
19 | 139065013640 |
20 | 341779759755 |
21 | 824753397814 |
22 | 1956347387428 |
[1,14,119,770,4165,19754,84602,333608,1228080, 4263770,14071827,44420796,134793918,394805110, 1119974875,3086034350,8280022023,21678277754, 55486209625,139065013640,341779759755, 824753397814,1956347387428] |