n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 3 |
5 | 8 |
6 | 21 |
7 | 31 |
8 | 70 |
9 | 165 |
10 | 286 |
11 | 615 |
12 | 1351 |
13 | 2548 |
14 | 5353 |
15 | 11343 |
16 | 22320 |
17 | 46349 |
18 | 96516 |
19 | 193944 |
20 | 400313 |
21 | 826747 |
22 | 1678540 |
23 | 3453642 |
24 | 7105102 |
25 | 14498569 |
26 | 29781633 |
27 | 61158957 |
28 | 125108639 |
29 | 256763850 |
30 | 526846289 |
31 | 1079030715 |
32 | 2213527089 |
33 | 4540131569 |
34 | 9304062828 |
[1,0,1,3,3,8,21,31,70,165,286,615,1351,2548,5353, 11343,22320,46349,96516,193944,400313,826747, 1678540,3453642,7105102,14498569,29781633, 61158957,125108639,256763850,526846289,1079030715, 2213527089,4540131569,9304062828] |