77771: Near Repdigit 77..771

First few terms (base 10): \[[7^*1_8]_n=\{1,57,505,4089,32761,\ldots\}\]

First few terms (base 8): \[\{\text{1},\text{71},\text{771},\text{7771},\text{77771},\ldots\}\]

General Formula:\[[7^*1_8]_n=8\cdot8^{n}-7\]

Equivalent Patterns: (none)

Table

No table data.