n | a(n) |
---|---|
1 | 0 |
2 | 12 |
3 | 360 |
4 | 9828 |
5 | 265680 |
6 | 7174332 |
7 | 193709880 |
8 | 5230175508 |
9 | 141214764960 |
10 | 3812798732652 |
11 | 102945566017800 |
12 | 2779530283189188 |
13 | 75047317648233840 |
14 | 2026277576508690972 |
15 | 54709494565753788120 |
16 | 1477156353275409674868 |
17 | 39883221538436233408320 |
18 | 1076846981537778818585292 |
[0,12,360,9828,265680,7174332,193709880, 5230175508,141214764960,3812798732652, 102945566017800,2779530283189188, 75047317648233840,2026277576508690972, 54709494565753788120,1477156353275409674868, 39883221538436233408320,1076846981537778818585292] |