n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 0 |
6 | 1 |
7 | 3 |
8 | 1 |
9 | 8 |
10 | 13 |
11 | 15 |
12 | 56 |
13 | 79 |
14 | 157 |
15 | 399 |
16 | 624 |
17 | 1448 |
18 | 3061 |
19 | 5571 |
20 | 12826 |
21 | 25559 |
22 | 51608 |
23 | 113828 |
24 | 227954 |
25 | 482591 |
26 | 1031681 |
27 | 2117323 |
28 | 4542331 |
29 | 9591243 |
30 | 20119244 |
31 | 43164172 |
32 | 91165297 |
33 | 193826856 |
34 | 415024053 |
35 | 881294603 |
36 | 1886458874 |
37 | 4038398755 |
[1,0,0,1,0,1,3,1,8,13,15,56,79,157,399,624,1448, 3061,5571,12826,25559,51608,113828,227954,482591, 1031681,2117323,4542331,9591243,20119244,43164172, 91165297,193826856,415024053,881294603,1886458874, 4038398755] |