n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 6 |
4 | 14 |
5 | 26 |
6 | 54 |
7 | 106 |
8 | 214 |
9 | 426 |
10 | 854 |
11 | 1706 |
12 | 3414 |
13 | 6826 |
14 | 13654 |
15 | 27306 |
16 | 54614 |
17 | 109226 |
18 | 218454 |
19 | 436906 |
20 | 873814 |
21 | 1747626 |
22 | 3495254 |
23 | 6990506 |
24 | 13981014 |
25 | 27962026 |
26 | 55924054 |
27 | 111848106 |
28 | 223696214 |
29 | 447392426 |
30 | 894784854 |
31 | 1789569706 |
32 | 3579139414 |
[1,1,4,6,14,26,54,106,214,426,854,1706,3414,6826, 13654,27306,54614,109226,218454,436906,873814, 1747626,3495254,6990506,13981014,27962026, 55924054,111848106,223696214,447392426,894784854, 1789569706,3579139414] |