n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 5 |
4 | 8 |
5 | 26 |
6 | 52 |
7 | 143 |
8 | 317 |
9 | 811 |
10 | 1884 |
11 | 4668 |
12 | 11076 |
13 | 27053 |
14 | 64805 |
15 | 157273 |
16 | 378364 |
17 | 915598 |
18 | 2206976 |
19 | 5333731 |
20 | 12867673 |
21 | 31080023 |
22 | 75010008 |
23 | 181128696 |
24 | 437221032 |
25 | 1055645785 |
26 | 2548391209 |
27 | 6152624621 |
28 | 14853322640 |
29 | 35859784130 |
30 | 86572058860 |
[0,1,1,5,8,26,52,143,317,811,1884,4668,11076, 27053,64805,157273,378364,915598,2206976,5333731, 12867673,31080023,75010008,181128696,437221032, 1055645785,2548391209,6152624621,14853322640, 35859784130,86572058860] |