n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 1 |
9 | 7 |
10 | 34 |
11 | 136 |
12 | 487 |
13 | 1608 |
14 | 5024 |
15 | 15054 |
16 | 43716 |
17 | 123861 |
18 | 344195 |
19 | 941542 |
20 | 2542583 |
21 | 6792588 |
22 | 17982215 |
23 | 47235074 |
24 | 123239673 |
25 | 319643026 |
26 | 824718481 |
27 | 2117962664 |
28 | 5416370537 |
29 | 13799074169 |
30 | 35034120821 |
31 | 88666584633 |
32 | 223752019933 |
[0,0,0,0,0,0,0,0,1,7,34,136,487,1608,5024,15054, 43716,123861,344195,941542,2542583,6792588, 17982215,47235074,123239673,319643026,824718481, 2117962664,5416370537,13799074169,35034120821, 88666584633,223752019933] |