17775: Quasi Repdigit 177..775

First few terms (base 10): \[[17^*5_8]_n=\{13,125,1021,8189,65533,\ldots\}\]

First few terms (base 8): \[\{\text{15},\text{175},\text{1775},\text{17775},\text{177775},\ldots\}\]

General Formula:\[[17^*5_8]_n=16\cdot8^{n}-3\]

Equivalent Patterns: \[[37^*2_8]_n=2\cdot[17^*5_8]_n\]

Table

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