n | a(n) |
---|---|
5 | 10 |
6 | 248 |
7 | 4618 |
8 | 46736 |
9 | 310496 |
10 | 1535440 |
11 | 6110256 |
12 | 20609544 |
13 | 60963094 |
14 | 162323448 |
15 | 396155466 |
16 | 899046952 |
17 | 1917743448 |
18 | 3879011584 |
19 | 7491080844 |
20 | 13892164232 |
21 | 24854703014 |
22 | 43071383040 |
23 | 72532831794 |
24 | 119038462248 |
25 | 190849299076 |
[10,248,4618,46736,310496,1535440,6110256, 20609544,60963094,162323448,396155466,899046952, 1917743448,3879011584,7491080844,13892164232, 24854703014,43071383040,72532831794,119038462248, 190849299076] |