n | a(n) |
---|---|
1 | 3 |
2 | 28 |
3 | 255 |
4 | 2296 |
5 | 20667 |
6 | 186004 |
7 | 1674039 |
8 | 15066352 |
9 | 135597171 |
10 | 1220374540 |
11 | 10983370863 |
12 | 98850337768 |
13 | 889653039915 |
14 | 8006877359236 |
15 | 72061896233127 |
16 | 648557066098144 |
17 | 5837013594883299 |
[3,28,255,2296,20667,186004,1674039,15066352, 135597171,1220374540,10983370863,98850337768, 889653039915,8006877359236,72061896233127, 648557066098144,5837013594883299] |