n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 57 |
3 | 400 |
4 | 3193 |
5 | 20000 |
6 | 176457 |
7 | 1000000 |
8 | 9646393 |
9 | 50000000 |
10 | 522673257 |
11 | 2500000000 |
12 | 28110989593 |
13 | 125000000000 |
14 | 1502438490057 |
15 | 6250000000000 |
16 | 79869486012793 |
17 | 312500000000000 |
18 | 4226104814626857 |
19 | 15625000000000000 |
[1,8,57,400,3193,20000,176457,1000000,9646393, 50000000,522673257,2500000000,28110989593, 125000000000,1502438490057,6250000000000, 79869486012793,312500000000000,4226104814626857, 15625000000000000] |