61666: Near Repdigit 6166..66

First few terms (base 10): \[[616^*_9]_n=\{55,501,4515,40641,365775,\ldots\}\]

First few terms (base 9): \[\{\text{61},\text{616},\text{6166},\text{61666},\text{616666},\ldots\}\]

General Formula:\[[616^*_9]_n={223\cdot9^{n}-3\over4}\]

Equivalent Patterns: (none)

Table

No table data.