87771: Quasi Repdigit 877..771

First few terms (base 10): \[[87^*1_9]_n=\{73,712,6463,58222,524053,\ldots\}\]

First few terms (base 9): \[\{\text{81},\text{871},\text{8771},\text{87771},\text{877771},\ldots\}\]

General Formula:\[[87^*1_9]_n={639\cdot9^{n}-55\over8}\]

Equivalent Patterns: (none)

Table

No table data.