68885: Quasi Repdigit 688..885

First few terms (base 10): \[[68^*5_9]_n=\{59,563,5099,45923,413339,\ldots\}\]

First few terms (base 9): \[\{\text{65},\text{685},\text{6885},\text{68885},\text{688885},\ldots\}\]

General Formula:\[[68^*5_9]_n=63\cdot9^{n}-4\]

Equivalent Patterns: (none)

Table

No table data.