n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 6 |
3 | 135 |
4 | 4811 |
5 | 229670 |
6 | 13511540 |
7 | 936653101 |
8 | 74430448182 |
9 | 6655256746640 |
10 | 660714896623941 |
11 | 72089721075875610 |
12 | 8574673889180457825 |
13 | 1104434190128518376048 |
14 | 153171642055215265173031 |
15 | 22761836879580561483967360 |
16 | 3608810191272206965533932200 |
[1,1,6,135,4811,229670,13511540,936653101, 74430448182,6655256746640,660714896623941, 72089721075875610,8574673889180457825, 1104434190128518376048,153171642055215265173031, 22761836879580561483967360, 3608810191272206965533932200] |