n | a(n) |
---|---|
1 | 6 |
2 | 36 |
3 | 58 |
4 | 158 |
5 | 420 |
6 | 1066 |
7 | 2754 |
8 | 7140 |
9 | 18430 |
10 | 47602 |
11 | 123028 |
12 | 317870 |
13 | 821262 |
14 | 2121988 |
15 | 5482746 |
16 | 14166078 |
17 | 36601876 |
18 | 94570810 |
19 | 244348930 |
20 | 631340852 |
21 | 1631238222 |
22 | 4214740594 |
23 | 10889910564 |
24 | 28136999454 |
25 | 72699470734 |
26 | 187838545012 |
[6,36,58,158,420,1066,2754,7140,18430,47602, 123028,317870,821262,2121988,5482746,14166078, 36601876,94570810,244348930,631340852,1631238222, 4214740594,10889910564,28136999454,72699470734, 187838545012] |