45555: Near Repdigit 455..55

First few terms (base 10): \[[45^*_9]_n=\{4,41,374,3371,30344,\ldots\}\]

First few terms (base 9): \[\{\text{4},\text{45},\text{455},\text{4555},\text{45555},\ldots\}\]

General Formula:\[[45^*_9]_n={37\cdot9^{n}-5\over8}\]

Equivalent Patterns: (none)

Table

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