n | a(n) |
---|---|
7 | 0 |
8 | 8 |
9 | 36 |
10 | 120 |
11 | 330 |
12 | 792 |
13 | 1716 |
14 | 3430 |
15 | 6435 |
16 | 11440 |
17 | 19448 |
18 | 31824 |
19 | 50388 |
20 | 77520 |
21 | 116277 |
22 | 170544 |
23 | 245157 |
24 | 346104 |
25 | 480700 |
26 | 657800 |
27 | 888030 |
28 | 1184036 |
29 | 1560780 |
30 | 2035800 |
31 | 2629575 |
32 | 3365856 |
33 | 4272048 |
34 | 5379616 |
35 | 6724515 |
36 | 8347680 |
37 | 10295472 |
[0,8,36,120,330,792,1716,3430,6435,11440,19448, 31824,50388,77520,116277,170544,245157,346104, 480700,657800,888030,1184036,1560780,2035800, 2629575,3365856,4272048,5379616,6724515,8347680, 10295472] |