n | a(n) |
---|---|
0 | 1 |
1 | 9 |
2 | 30 |
3 | 63 |
4 | 531 |
5 | 1050 |
6 | 405 |
7 | 6165 |
8 | 29610 |
9 | 44520 |
10 | 2511 |
11 | 59454 |
12 | 502821 |
13 | 1789614 |
14 | 2245320 |
15 | 15309 |
16 | 517104 |
17 | 6686631 |
18 | 41182344 |
19 | 120133692 |
20 | 131891760 |
21 | 92583 |
22 | 4214349 |
23 | 76790673 |
24 | 714174327 |
25 | 3559509360 |
26 | 8966770308 |
27 | 8862693840 |
[1,9,30,63,531,1050,405,6165,29610,44520,2511, 59454,502821,1789614,2245320,15309,517104,6686631, 41182344,120133692,131891760,92583,4214349, 76790673,714174327,3559509360,8966770308, 8862693840] |