n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 12 |
4 | 30 |
5 | 76 |
6 | 194 |
7 | 496 |
8 | 1267 |
9 | 3230 |
10 | 8215 |
11 | 20844 |
12 | 52768 |
13 | 133304 |
14 | 336100 |
15 | 845888 |
16 | 2125381 |
17 | 5332058 |
18 | 13357833 |
19 | 33419820 |
20 | 83510018 |
21 | 208437060 |
22 | 519691110 |
23 | 1294430448 |
24 | 3221081335 |
25 | 8008262966 |
26 | 19893476315 |
27 | 49378623564 |
28 | 122473408452 |
[1,2,5,12,30,76,194,496,1267,3230,8215,20844, 52768,133304,336100,845888,2125381,5332058, 13357833,33419820,83510018,208437060,519691110, 1294430448,3221081335,8008262966,19893476315, 49378623564,122473408452] |