n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 8 |
4 | 29 |
5 | 105 |
6 | 381 |
7 | 1382 |
8 | 5013 |
9 | 18184 |
10 | 65960 |
11 | 239261 |
12 | 867887 |
13 | 3148143 |
14 | 11419464 |
15 | 41422565 |
16 | 150254766 |
17 | 545028892 |
18 | 1977018773 |
19 | 7171368869 |
20 | 26013173045 |
21 | 94359275646 |
22 | 342275541897 |
23 | 1241558350028 |
24 | 4503585409524 |
[0,1,2,8,29,105,381,1382,5013,18184,65960,239261, 867887,3148143,11419464,41422565,150254766, 545028892,1977018773,7171368869,26013173045, 94359275646,342275541897,1241558350028, 4503585409524] |