n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 119 |
7 | 6825 |
8 | 302995 |
9 | 12122110 |
10 | 466876410 |
11 | 17892864990 |
12 | 694740296250 |
13 | 27610143335775 |
14 | 1129764045234825 |
15 | 47758910109285375 |
16 | 2089664150235787125 |
17 | 94720506100682962500 |
18 | 4449180413533177822500 |
19 | 216538502534948561467500 |
20 | 10915617077295918089602500 |
[0,0,0,0,0,1,119,6825,302995,12122110,466876410, 17892864990,694740296250,27610143335775, 1129764045234825,47758910109285375, 2089664150235787125,94720506100682962500, 4449180413533177822500,216538502534948561467500, 10915617077295918089602500] |