n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 1 |
8 | 6 |
9 | 20 |
10 | 53 |
11 | 125 |
12 | 274 |
13 | 571 |
14 | 1147 |
15 | 2241 |
16 | 4267 |
17 | 7963 |
18 | 14563 |
19 | 26202 |
20 | 46354 |
21 | 80863 |
22 | 139025 |
23 | 236050 |
24 | 395634 |
25 | 655538 |
26 | 1073437 |
27 | 1738973 |
28 | 2786434 |
29 | 4419549 |
30 | 6937595 |
31 | 10783915 |
32 | 16596725 |
33 | 25299245 |
34 | 38192894 |
35 | 57115677 |
[0,0,0,0,0,0,0,1,6,20,53,125,274,571,1147,2241, 4267,7963,14563,26202,46354,80863,139025,236050, 395634,655538,1073437,1738973,2786434,4419549, 6937595,10783915,16596725,25299245,38192894, 57115677] |