n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 6 |
3 | 13 |
4 | 27 |
5 | 52 |
6 | 110 |
7 | 215 |
8 | 444 |
9 | 860 |
10 | 1780 |
11 | 3452 |
12 | 7124 |
13 | 13820 |
14 | 28500 |
15 | 55292 |
16 | 113988 |
17 | 221156 |
18 | 456132 |
19 | 884340 |
20 | 1824204 |
21 | 3538480 |
22 | 7298306 |
23 | 14148431 |
24 | 29185988 |
25 | 56621092 |
26 | 116773988 |
27 | 226393780 |
28 | 466982348 |
29 | 905871348 |
30 | 1868399916 |
31 | 3621930932 |
32 | 7471626092 |
[1,3,6,13,27,52,110,215,444,860,1780,3452,7124, 13820,28500,55292,113988,221156,456132,884340, 1824204,3538480,7298306,14148431,29185988, 56621092,116773988,226393780,466982348,905871348, 1868399916,3621930932,7471626092] |