n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 5 |
3 | 31 |
4 | 249 |
5 | 2491 |
6 | 29893 |
7 | 418503 |
8 | 6696049 |
9 | 120528883 |
10 | 2410577661 |
11 | 53032708543 |
12 | 1272785005033 |
13 | 33092410130859 |
14 | 926587483664053 |
15 | 27797624509921591 |
16 | 889523984317490913 |
17 | 30243815466794691043 |
[0,1,5,31,249,2491,29893,418503,6696049,120528883, 2410577661,53032708543,1272785005033, 33092410130859,926587483664053,27797624509921591, 889523984317490913,30243815466794691043] |