55585: Near Repdigit 55..5585

First few terms (base 10): \[[5^*85_9]_n=\{77,482,4127,36932,332177,\ldots\}\]

First few terms (base 9): \[\{\text{85},\text{585},\text{5585},\text{55585},\text{555585},\ldots\}\]

General Formula:\[[5^*85_9]_n={405\cdot9^{n}+211\over8}\]

Equivalent Patterns: (none)

Table

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