n | a(n) |
---|---|
3 | 8 |
4 | 14 |
5 | 50 |
6 | 86 |
7 | 302 |
8 | 518 |
9 | 1814 |
10 | 3110 |
11 | 10886 |
12 | 18662 |
13 | 65318 |
14 | 111974 |
15 | 391910 |
16 | 671846 |
17 | 2351462 |
18 | 4031078 |
19 | 14108774 |
20 | 24186470 |
21 | 84652646 |
22 | 145118822 |
23 | 507915878 |
24 | 870712934 |
25 | 3047495270 |
26 | 5224277606 |
27 | 18284971622 |
28 | 31345665638 |
29 | 109709829734 |
30 | 188073993830 |
31 | 658258978406 |
[8,14,50,86,302,518,1814,3110,10886,18662,65318, 111974,391910,671846,2351462,4031078,14108774, 24186470,84652646,145118822,507915878,870712934, 3047495270,5224277606,18284971622,31345665638, 109709829734,188073993830,658258978406] |