35555: Near Repdigit 355..55

First few terms (base 10): \[[35^*_9]_n=\{3,32,293,2642,23783,\ldots\}\]

First few terms (base 9): \[\{\text{3},\text{35},\text{355},\text{3555},\text{35555},\ldots\}\]

General Formula:\[[35^*_9]_n={29\cdot9^{n}-5\over8}\]

Equivalent Patterns: \[[72^*1_9]_n=2\cdot[35^*_9]_{n+1}\]

Table

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