n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 11 |
3 | 44 |
4 | 189 |
5 | 798 |
6 | 3383 |
7 | 14328 |
8 | 60697 |
9 | 257114 |
10 | 1089155 |
11 | 4613732 |
12 | 19544085 |
13 | 82790070 |
14 | 350704367 |
15 | 1485607536 |
16 | 6293134513 |
17 | 26658145586 |
18 | 112925716859 |
19 | 478361013020 |
20 | 2026369768941 |
21 | 8583840088782 |
22 | 36361730124071 |
23 | 154030760585064 |
24 | 652484772464329 |
[1,2,11,44,189,798,3383,14328,60697,257114, 1089155,4613732,19544085,82790070,350704367, 1485607536,6293134513,26658145586,112925716859, 478361013020,2026369768941,8583840088782, 36361730124071,154030760585064,652484772464329] |