n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 7 |
3 | 89 |
4 | 1836 |
5 | 56164 |
6 | 2390832 |
7 | 135213840 |
8 | 9809203968 |
9 | 888117094656 |
10 | 98167241088000 |
11 | 13010123816064000 |
12 | 2036436482119680000 |
13 | 371699564417796096000 |
14 | 78251077775510986752000 |
[0,1,7,89,1836,56164,2390832,135213840,9809203968, 888117094656,98167241088000,13010123816064000, 2036436482119680000,371699564417796096000, 78251077775510986752000] |