n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 0 |
9 | 0 |
10 | 0 |
11 | 0 |
12 | 0 |
13 | 0 |
14 | 0 |
15 | 0 |
16 | 0 |
17 | 0 |
18 | 0 |
19 | 0 |
20 | 0 |
21 | 1 |
22 | 8 |
23 | 12 |
24 | 26 |
25 | 160 |
26 | 441 |
27 | 1152 |
28 | 3001 |
29 | 7901 |
30 | 20566 |
31 | 54541 |
32 | 144161 |
33 | 378197 |
34 | 990981 |
35 | 2578081 |
36 | 6674067 |
37 | 17086918 |
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,8,12, 26,160,441,1152,3001,7901,20566,54541,144161, 378197,990981,2578081,6674067,17086918] |