n | a(n) |
---|---|
0 | 1 |
1 | 65 |
2 | 210 |
3 | 536 |
4 | 1264 |
5 | 2880 |
6 | 6448 |
7 | 14288 |
8 | 31440 |
9 | 68816 |
10 | 149968 |
11 | 325584 |
12 | 704464 |
13 | 1519568 |
14 | 3268560 |
15 | 7012304 |
16 | 15007696 |
17 | 32047056 |
18 | 68288464 |
19 | 145227728 |
20 | 308281296 |
21 | 653262800 |
22 | 1382023120 |
23 | 2919235536 |
24 | 6157238224 |
25 | 12968787920 |
[1,65,210,536,1264,2880,6448,14288,31440,68816, 149968,325584,704464,1519568,3268560,7012304, 15007696,32047056,68288464,145227728,308281296, 653262800,1382023120,2919235536,6157238224, 12968787920] |