n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 14 |
5 | 42 |
6 | 131 |
7 | 418 |
8 | 1352 |
9 | 4410 |
10 | 14463 |
11 | 47605 |
12 | 157084 |
13 | 519255 |
14 | 1718653 |
15 | 5693903 |
16 | 18877509 |
17 | 62620857 |
18 | 207816230 |
19 | 689899944 |
20 | 2290913666 |
21 | 7608939443 |
22 | 25276349558 |
23 | 83977959853 |
24 | 279039638062 |
25 | 927272169336 |
26 | 3081641953082 |
[1,1,2,5,14,42,131,418,1352,4410,14463,47605, 157084,519255,1718653,5693903,18877509,62620857, 207816230,689899944,2290913666,7608939443, 25276349558,83977959853,279039638062,927272169336, 3081641953082] |