54555: Near Repdigit 5455..55

First few terms (base 10): \[[545^*_7]_n=\{39,278,1951,13662,95639,\ldots\}\]

First few terms (base 7): \[\{\text{54},\text{545},\text{5455},\text{54555},\text{545555},\ldots\}\]

General Formula:\[[545^*_7]_n={239\cdot7^{n}-5\over6}\]

Equivalent Patterns: (none)

Table

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