61111: Near Repdigit 611..11

First few terms (base 10): \[[61^*_7]_n=\{6,43,302,2115,14806,\ldots\}\]

First few terms (base 7): \[\{\text{6},\text{61},\text{611},\text{6111},\text{61111},\ldots\}\]

General Formula:\[[61^*_7]_n={37\cdot7^{n}-1\over6}\]

Equivalent Patterns: (none)

Table

No table data.