n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 13 |
5 | 43 |
6 | 152 |
7 | 559 |
8 | 2091 |
9 | 7882 |
10 | 29809 |
11 | 112895 |
12 | 427824 |
13 | 1621691 |
14 | 6147791 |
15 | 23307226 |
16 | 88363077 |
17 | 335007715 |
18 | 1270107208 |
19 | 4815336407 |
20 | 18256317315 |
21 | 69214939274 |
22 | 262413734345 |
23 | 994885963543 |
24 | 3771899000928 |
25 | 14300354743363 |
[1,2,5,13,43,152,559,2091,7882,29809,112895, 427824,1621691,6147791,23307226,88363077, 335007715,1270107208,4815336407,18256317315, 69214939274,262413734345,994885963543, 3771899000928,14300354743363] |