The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 56 |
| 2 | 776 |
| 3 | 7976 |
| 4 | 79976 |
| 5 | 799976 |
| 6 | 7999976 |
| 7 | 79999976 |
| 8 | 799999976 |
| 9 | 7999999976 |
| 10 | 79999999976 |
| 11 | 799999999976 |
| 12 | 7999999999976 |
| 13 | 79999999999976 |
| 14 | 799999999999976 |
| 15 | 7999999999999976 |
| 16 | 79999999999999976 |
| 17 | 799999999999999976 |
[56,776,7976,79976,799976,7999976,79999976, 799999976,7999999976,79999999976,799999999976, 7999999999976,79999999999976,799999999999976, 7999999999999976,79999999999999976, 799999999999999976] |