n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 1 |
8 | 2 |
9 | 7 |
10 | 12 |
11 | 31 |
12 | 58 |
13 | 126 |
14 | 234 |
15 | 484 |
16 | 906 |
17 | 1800 |
18 | 3402 |
19 | 6643 |
20 | 12624 |
21 | 24458 |
22 | 46686 |
23 | 90157 |
24 | 172810 |
25 | 333498 |
26 | 641340 |
27 | 1238671 |
28 | 2388852 |
29 | 4620006 |
30 | 8932032 |
31 | 17302033 |
32 | 33522698 |
33 | 65042526 |
34 | 126258960 |
35 | 245361172 |
36 | 477091232 |
[0,0,0,0,0,0,0,1,2,7,12,31,58,126,234,484,906, 1800,3402,6643,12624,24458,46686,90157,172810, 333498,641340,1238671,2388852,4620006,8932032, 17302033,33522698,65042526,126258960,245361172, 477091232] |