77772: Near Repdigit 77..772

First few terms (base 10): \[[7^*2_9]_n=\{2,65,632,5735,51662,\ldots\}\]

First few terms (base 9): \[\{\text{2},\text{72},\text{772},\text{7772},\text{77772},\ldots\}\]

General Formula:\[[7^*2_9]_n={63\cdot9^{n}-47\over8}\]

Equivalent Patterns: (none)

Table

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