n | a(n) |
---|---|
1 | 0 |
2 | 30 |
3 | 1001 |
4 | 22696 |
5 | 392250 |
6 | 4972016 |
7 | 49761505 |
8 | 397307654 |
9 | 2659084116 |
10 | 15109820870 |
11 | 75357373680 |
12 | 332792786617 |
13 | 1331562266837 |
14 | 4853931902522 |
15 | 16394137405008 |
16 | 51451948421640 |
17 | 152009675134746 |
18 | 423289393214764 |
[0,30,1001,22696,392250,4972016,49761505, 397307654,2659084116,15109820870,75357373680, 332792786617,1331562266837,4853931902522, 16394137405008,51451948421640,152009675134746, 423289393214764] |