n | a(n) |
---|---|
7 | 1 |
8 | 1 |
9 | 3 |
10 | 8 |
11 | 22 |
12 | 60 |
13 | 167 |
14 | 464 |
15 | 1302 |
16 | 3666 |
17 | 10370 |
18 | 29421 |
19 | 83736 |
20 | 238891 |
21 | 683088 |
22 | 1956968 |
23 | 5616281 |
24 | 16142818 |
25 | 46463814 |
26 | 133903792 |
27 | 386336345 |
28 | 1115804329 |
29 | 3225691950 |
30 | 9333321576 |
31 | 27027053245 |
32 | 78322024353 |
33 | 227126864470 |
34 | 659069928758 |
35 | 1913612752613 |
36 | 5559288014180 |
[1,1,3,8,22,60,167,464,1302,3666,10370,29421, 83736,238891,683088,1956968,5616281,16142818, 46463814,133903792,386336345,1115804329, 3225691950,9333321576,27027053245,78322024353, 227126864470,659069928758,1913612752613, 5559288014180] |