n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 17 |
3 | 324 |
4 | 6137 |
5 | 116281 |
6 | 2203200 |
7 | 41744521 |
8 | 790942697 |
9 | 14986166724 |
10 | 283946225057 |
11 | 5379992109361 |
12 | 101935903852800 |
13 | 1931402181093841 |
14 | 36594705536930177 |
15 | 693368003020579524 |
16 | 13137397351854080777 |
[0,1,17,324,6137,116281,2203200,41744521, 790942697,14986166724,283946225057,5379992109361, 101935903852800,1931402181093841, 36594705536930177,693368003020579524, 13137397351854080777] |