47777: Near Repdigit 477..77

First few terms (base 10): \[[47^*_8]_n=\{4,39,319,2559,20479,\ldots\}\]

First few terms (base 8): \[\{\text{4},\text{47},\text{477},\text{4777},\text{47777},\ldots\}\]

General Formula:\[[47^*_8]_n=5\cdot8^{n}-1\]

Equivalent Patterns: (none)

Table

No table data.