n | a(n) |
---|---|
1 | 12 |
2 | 60 |
3 | 204 |
4 | 636 |
5 | 1932 |
6 | 5820 |
7 | 17484 |
8 | 52476 |
9 | 157452 |
10 | 472380 |
11 | 1417164 |
12 | 4251516 |
13 | 12754572 |
14 | 38263740 |
15 | 114791244 |
16 | 344373756 |
17 | 1033121292 |
18 | 3099363900 |
19 | 9298091724 |
20 | 27894275196 |
21 | 83682825612 |
22 | 251048476860 |
23 | 753145430604 |
24 | 2259436291836 |
25 | 6778308875532 |
[12,60,204,636,1932,5820,17484,52476,157452, 472380,1417164,4251516,12754572,38263740, 114791244,344373756,1033121292,3099363900, 9298091724,27894275196,83682825612,251048476860, 753145430604,2259436291836,6778308875532] |