n | a(n) |
---|---|
0 | 16 |
1 | 727 |
2 | 70207 |
3 | 7002007 |
4 | 700020007 |
5 | 70000200007 |
6 | 7000002000007 |
7 | 700000020000007 |
8 | 70000000200000007 |
9 | 7000000002000000007 |
10 | 700000000020000000007 |
11 | 70000000000200000000007 |
[16,727,70207,7002007,700020007,70000200007, 7000002000007,700000020000007,70000000200000007, 7000000002000000007,700000000020000000007, 70000000000200000000007] |