81888: Near Repdigit 8188..88

First few terms (base 10): \[[818^*_9]_n=\{73,665,5993,53945,485513,\ldots\}\]

First few terms (base 9): \[\{\text{81},\text{818},\text{8188},\text{81888},\text{818888},\ldots\}\]

General Formula:\[[818^*_9]_n=74\cdot9^{n}-1\]

Equivalent Patterns: (none)

Table

No table data.