n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 13 |
4 | 35 |
5 | 95 |
6 | 259 |
7 | 707 |
8 | 1931 |
9 | 5275 |
10 | 14411 |
11 | 39371 |
12 | 107563 |
13 | 293867 |
14 | 802859 |
15 | 2193451 |
16 | 5992619 |
17 | 16372139 |
18 | 44729515 |
19 | 122203307 |
20 | 333865643 |
21 | 912137899 |
22 | 2492007083 |
23 | 6808289963 |
24 | 18600594091 |
25 | 50817768107 |
26 | 138836724395 |
27 | 379308985003 |
28 | 1036291418795 |
29 | 2831200807595 |
[1,2,5,13,35,95,259,707,1931,5275,14411,39371, 107563,293867,802859,2193451,5992619,16372139, 44729515,122203307,333865643,912137899,2492007083, 6808289963,18600594091,50817768107,138836724395, 379308985003,1036291418795,2831200807595] |