n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 5 |
7 | 11 |
8 | 24 |
9 | 55 |
10 | 136 |
11 | 345 |
12 | 900 |
13 | 2412 |
14 | 6563 |
15 | 18127 |
16 | 50699 |
17 | 143255 |
18 | 408429 |
19 | 1173770 |
20 | 3396844 |
21 | 9892302 |
22 | 28972080 |
23 | 85289390 |
24 | 252260276 |
25 | 749329719 |
26 | 2234695030 |
27 | 6688893605 |
28 | 20089296554 |
29 | 60526543480 |
30 | 182896187256 |
31 | 554188210352 |
32 | 1683557607211 |
33 | 5126819371356 |
34 | 15647855317080 |
35 | 47862049187447 |
36 | 146691564302648 |
37 | 450451875783866 |
38 | 1385724615285949 |
[1,1,1,1,2,3,5,11,24,55,136,345,900,2412,6563, 18127,50699,143255,408429,1173770,3396844,9892302, 28972080,85289390,252260276,749329719,2234695030, 6688893605,20089296554,60526543480,182896187256, 554188210352,1683557607211,5126819371356, 15647855317080,47862049187447,146691564302648, 450451875783866,1385724615285949] |