n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 2 |
5 | 7 |
6 | 13 |
7 | 18 |
8 | 41 |
9 | 71 |
10 | 122 |
11 | 239 |
12 | 421 |
13 | 762 |
14 | 1417 |
15 | 2543 |
16 | 4642 |
17 | 8495 |
18 | 15389 |
19 | 28082 |
20 | 51177 |
21 | 93047 |
22 | 169610 |
23 | 308847 |
24 | 562197 |
25 | 1024170 |
26 | 1864841 |
27 | 3395711 |
28 | 6184498 |
29 | 11261551 |
30 | 20507789 |
31 | 37346914 |
32 | 68008809 |
33 | 123848199 |
34 | 225535258 |
[1,0,1,3,2,7,13,18,41,71,122,239,421,762,1417, 2543,4642,8495,15389,28082,51177,93047,169610, 308847,562197,1024170,1864841,3395711,6184498, 11261551,20507789,37346914,68008809,123848199, 225535258] |