n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 7 |
3 | 64 |
4 | 567 |
5 | 5041 |
6 | 44800 |
7 | 398161 |
8 | 3538647 |
9 | 31449664 |
10 | 279508327 |
11 | 2484125281 |
12 | 22077619200 |
13 | 196214447521 |
14 | 1743852408487 |
15 | 15498457228864 |
16 | 137742262651287 |
17 | 1224181906632721 |
18 | 10879894897043200 |
19 | 96694872166756081 |
[0,1,7,64,567,5041,44800,398161,3538647,31449664, 279508327,2484125281,22077619200,196214447521, 1743852408487,15498457228864,137742262651287, 1224181906632721,10879894897043200, 96694872166756081] |