56666: Near Repdigit 566..66

First few terms (base 10): \[[56^*_7]_n=\{5,41,293,2057,14405,\ldots\}\]

First few terms (base 7): \[\{\text{5},\text{56},\text{566},\text{5666},\text{56666},\ldots\}\]

General Formula:\[[56^*_7]_n=6\cdot7^{n}-1\]

Equivalent Patterns: (none)

Table

No table data.