n | a(n) |
---|---|
0 | 1 |
1 | 10 |
2 | -80 |
3 | 820 |
4 | -8180 |
5 | 81820 |
6 | -818180 |
7 | 8181820 |
8 | -81818180 |
9 | 818181820 |
10 | -8181818180 |
11 | 81818181820 |
12 | -818181818180 |
13 | 8181818181820 |
14 | -81818181818180 |
15 | 818181818181820 |
16 | -8181818181818180 |
17 | 81818181818181820 |
[1,10,-80,820,-8180,81820,-818180,8181820, -81818180,818181820,-8181818180,81818181820, -818181818180,8181818181820,-81818181818180, 818181818181820,-8181818181818180, 81818181818181820] |