n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 12 |
3 | 68 |
4 | 606 |
5 | 9438 |
6 | 271154 |
7 | 14272266 |
8 | 1350900204 |
9 | 226478780848 |
10 | 67039275113982 |
11 | 34862320055916606 |
12 | 31905434621918041764 |
13 | 51191148619374796495296 |
14 | 144350180842362122992451022 |
15 | 712487785268333349746955065478 |
16 | 6171550949441004942637166827656834 |
[1,3,12,68,606,9438,271154,14272266,1350900204, 226478780848,67039275113982,34862320055916606, 31905434621918041764,51191148619374796495296, 144350180842362122992451022, 712487785268333349746955065478, 6171550949441004942637166827656834] |