n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 21 |
3 | 195 |
4 | 2085 |
5 | 24243 |
6 | 297909 |
7 | 3806883 |
8 | 50082885 |
9 | 673851795 |
10 | 9229863381 |
11 | 128273819523 |
12 | 1804331883621 |
13 | 25639360102515 |
14 | 367507859864565 |
15 | 5307403512554595 |
16 | 77150495031376005 |
17 | 1127965980470739795 |
18 | 16575672566809158165 |
19 | 244695925293076974915 |
[1,3,21,195,2085,24243,297909,3806883,50082885, 673851795,9229863381,128273819523,1804331883621, 25639360102515,367507859864565,5307403512554595, 77150495031376005,1127965980470739795, 16575672566809158165,244695925293076974915] |