25558: Quasi Repdigit 255..558

First few terms (base 10): \[[25^*8_9]_n=\{26,215,1916,17225,155006,\ldots\}\]

First few terms (base 9): \[\{\text{28},\text{258},\text{2558},\text{25558},\text{255558},\ldots\}\]

General Formula:\[[25^*8_9]_n={189\cdot9^{n}+19\over8}\]

Equivalent Patterns: \[[52^*7_9]_n=2\cdot[25^*8_9]_n\]

Table

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