n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 33 |
3 | 245 |
4 | 1921 |
5 | 15525 |
6 | 127905 |
7 | 1067925 |
8 | 9004545 |
9 | 76499525 |
10 | 653808673 |
11 | 5614995765 |
12 | 48416454529 |
13 | 418895174885 |
14 | 3634723102113 |
15 | 31616937184725 |
16 | 275621102802945 |
17 | 2407331941640325 |
18 | 21061836725455905 |
19 | 184550106298084725 |
[1,5,33,245,1921,15525,127905,1067925,9004545, 76499525,653808673,5614995765,48416454529, 418895174885,3634723102113,31616937184725, 275621102802945,2407331941640325, 21061836725455905,184550106298084725] |