80007: Quasi Repdigit 800..007

First few terms (base 10): \[[80^*7_9]_n=\{79,655,5839,52495,472399,\ldots\}\]

First few terms (base 9): \[\{\text{87},\text{807},\text{8007},\text{80007},\text{800007},\ldots\}\]

General Formula:\[[80^*7_9]_n=72\cdot9^{n}+7\]

Equivalent Patterns: (none)

Table

No table data.