n | a(n) |
---|---|
1 | 0 |
2 | 4 |
3 | 32 |
4 | 613 |
5 | 7152 |
6 | 117140 |
7 | 1613820 |
8 | 24884991 |
9 | 363921808 |
10 | 5535894434 |
11 | 82950103964 |
12 | 1261556870873 |
13 | 19123754052912 |
14 | 291751166759784 |
15 | 4451928929497276 |
16 | 68156252881621777 |
17 | 1044588670185838192 |
[0,4,32,613,7152,117140,1613820,24884991, 363921808,5535894434,82950103964,1261556870873, 19123754052912,291751166759784,4451928929497276, 68156252881621777,1044588670185838192] |