n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 25 |
4 | 195 |
5 | 1894 |
6 | 22159 |
7 | 303769 |
8 | 4790858 |
9 | 85715595 |
10 | 1720097275 |
11 | 38355019080 |
12 | 942872934661 |
13 | 25383601383937 |
14 | 744118939661444 |
15 | 23635548141900445 |
16 | 809893084668253151 |
17 | 29822472337116844174 |
18 | 1175990509568611058299 |
19 | 49504723853840395163221 |
20 | 2218388253903492656783562 |
[1,1,4,25,195,1894,22159,303769,4790858,85715595, 1720097275,38355019080,942872934661, 25383601383937,744118939661444,23635548141900445, 809893084668253151,29822472337116844174, 1175990509568611058299,49504723853840395163221, 2218388253903492656783562] |