35555: Near Repdigit 355..55

First few terms (base 10): \[[35^*_7]_n=\{3,26,187,1314,9203,\ldots\}\]

First few terms (base 7): \[\{\text{3},\text{35},\text{355},\text{3555},\text{35555},\ldots\}\]

General Formula:\[[35^*_7]_n={23\cdot7^{n}-5\over6}\]

Equivalent Patterns: (none)

Table

No table data.