n | a(n) |
---|---|
0 | 1 |
1 | 15 |
2 | 451 |
3 | 6780 |
4 | 203851 |
5 | 3064545 |
6 | 92140201 |
7 | 1385167560 |
8 | 41647167001 |
9 | 626092672575 |
10 | 18824427344251 |
11 | 282992502836340 |
12 | 8508599512434451 |
13 | 127911985189353105 |
14 | 3845868155193027601 |
15 | 57815934313084767120 |
16 | 1738323897547736041201 |
[1,15,451,6780,203851,3064545,92140201,1385167560, 41647167001,626092672575,18824427344251, 282992502836340,8508599512434451, 127911985189353105,3845868155193027601, 57815934313084767120,1738323897547736041201] |