n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 26 |
4 | 92 |
5 | 307 |
6 | 1072 |
7 | 3541 |
8 | 11834 |
9 | 38687 |
10 | 125380 |
11 | 403369 |
12 | 1286926 |
13 | 4082099 |
14 | 12875608 |
15 | 40414141 |
16 | 126308002 |
17 | 393216967 |
18 | 1219867372 |
19 | 3772323793 |
20 | 11631678006 |
21 | 35769955803 |
22 | 109730814592 |
23 | 335856708581 |
24 | 1025808464330 |
25 | 3127008856047 |
[1,2,26,92,307,1072,3541,11834,38687,125380, 403369,1286926,4082099,12875608,40414141, 126308002,393216967,1219867372,3772323793, 11631678006,35769955803,109730814592,335856708581, 1025808464330,3127008856047] |