n | a(n) |
---|---|
0 | 2 |
1 | 5 |
2 | 12 |
3 | 30 |
4 | 77 |
5 | 200 |
6 | 522 |
7 | 1365 |
8 | 3572 |
9 | 9350 |
10 | 24477 |
11 | 64080 |
12 | 167762 |
13 | 439205 |
14 | 1149852 |
15 | 3010350 |
16 | 7881197 |
17 | 20633240 |
18 | 54018522 |
19 | 141422325 |
20 | 370248452 |
21 | 969323030 |
22 | 2537720637 |
23 | 6643838880 |
24 | 17393796002 |
25 | 45537549125 |
26 | 119218851372 |
27 | 312119004990 |
28 | 817138163597 |
29 | 2139295485800 |
[2,5,12,30,77,200,522,1365,3572,9350,24477,64080, 167762,439205,1149852,3010350,7881197,20633240, 54018522,141422325,370248452,969323030,2537720637, 6643838880,17393796002,45537549125,119218851372, 312119004990,817138163597,2139295485800] |