n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 976 |
4 | 26414 |
5 | 207136 |
6 | 951750 |
7 | 3190304 |
8 | 8721576 |
9 | 20615340 |
10 | 43736788 |
11 | 85332868 |
12 | 155691014 |
13 | 268995384 |
14 | 444000894 |
15 | 705336724 |
16 | 1083967932 |
17 | 1619250600 |
18 | 2358809948 |
19 | 3361809572 |
20 | 4697700286 |
21 | 6451359236 |
22 | 8719953330 |
23 | 11620829368 |
[0,0,976,26414,207136,951750,3190304,8721576, 20615340,43736788,85332868,155691014,268995384, 444000894,705336724,1083967932,1619250600, 2358809948,3361809572,4697700286,6451359236, 8719953330,11620829368] |