n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 49 |
3 | 231 |
4 | 1029 |
5 | 3843 |
6 | 13573 |
7 | 43219 |
8 | 131131 |
9 | 370909 |
10 | 1007083 |
11 | 2596573 |
12 | 6466159 |
13 | 15465961 |
14 | 35906959 |
15 | 80682553 |
16 | 176682268 |
17 | 376497604 |
18 | 784435036 |
19 | 1596836164 |
20 | 3186750028 |
21 | 6232957588 |
22 | 11978020684 |
23 | 22615355476 |
24 | 42031123204 |
25 | 76900938268 |
[1,7,49,231,1029,3843,13573,43219,131131,370909, 1007083,2596573,6466159,15465961,35906959, 80682553,176682268,376497604,784435036,1596836164, 3186750028,6232957588,11978020684,22615355476, 42031123204,76900938268] |