n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 6 |
5 | 13 |
6 | 44 |
7 | 131 |
8 | 638 |
9 | 3060 |
10 | 22367 |
11 | 167672 |
12 | 2127747 |
13 | 26391031 |
14 | 537973241 |
15 | 12274276512 |
16 | 429819314124 |
17 | 16928838590640 |
18 | 1068323095351171 |
19 | 75345432929798690 |
20 | 8339062208354516217 |
21 | 1083103359596125913021 |
22 | 209256696715820656730807 |
23 | 48414226122932084106352434 |
[1,2,3,6,13,44,131,638,3060,22367,167672,2127747, 26391031,537973241,12274276512,429819314124, 16928838590640,1068323095351171,75345432929798690, 8339062208354516217,1083103359596125913021, 209256696715820656730807, 48414226122932084106352434] |