n | a(n) |
---|---|
1 | 4 |
2 | 6 |
3 | 12 |
4 | 30 |
5 | 98 |
6 | 220 |
7 | 308 |
8 | 556 |
9 | 992 |
10 | 2642 |
11 | 5372 |
12 | 7426 |
13 | 43532 |
14 | 54244 |
15 | 63274 |
16 | 113672 |
17 | 128168 |
18 | 194428 |
19 | 194470 |
20 | 413572 |
21 | 503222 |
22 | 1077422 |
23 | 3526958 |
24 | 3807404 |
25 | 10759922 |
26 | 24106882 |
27 | 27789878 |
28 | 37998938 |
29 | 60119912 |
30 | 113632822 |
31 | 187852862 |
32 | 335070838 |
[4,6,12,30,98,220,308,556,992,2642,5372,7426, 43532,54244,63274,113672,128168,194428,194470, 413572,503222,1077422,3526958,3807404,10759922, 24106882,27789878,37998938,60119912,113632822, 187852862,335070838] |