55545: Near Repdigit 55..5545

First few terms (base 10): \[[5^*45_9]_n=\{41,446,4091,36896,332141,\ldots\}\]

First few terms (base 9): \[\{\text{45},\text{545},\text{5545},\text{55545},\text{555545},\ldots\}\]

General Formula:\[[5^*45_9]_n={405\cdot9^{n}-77\over8}\]

Equivalent Patterns: (none)

Table

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