n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 6 |
4 | 13 |
5 | 31 |
6 | 64 |
7 | 129 |
8 | 249 |
9 | 470 |
10 | 869 |
11 | 1583 |
12 | 2848 |
13 | 5073 |
14 | 8961 |
15 | 15718 |
16 | 27405 |
17 | 47535 |
18 | 82080 |
19 | 141169 |
20 | 241945 |
21 | 413366 |
22 | 704261 |
23 | 1196831 |
24 | 2029248 |
25 | 3433441 |
26 | 5798209 |
27 | 9774534 |
28 | 16451149 |
29 | 27646975 |
30 | 46397824 |
[1,1,6,13,31,64,129,249,470,869,1583,2848,5073, 8961,15718,27405,47535,82080,141169,241945,413366, 704261,1196831,2029248,3433441,5798209,9774534, 16451149,27646975,46397824] |