15111: Near Repdigit 1511..11

First few terms (base 10): \[[151^*_6]_n=\{11,67,403,2419,14515,\ldots\}\]

First few terms (base 6): \[\{\text{15},\text{151},\text{1511},\text{15111},\text{151111},\ldots\}\]

General Formula:\[[151^*_6]_n={56\cdot6^{n}-1\over5}\]

Equivalent Patterns: \[[53^*_6]_n=3\cdot[151^*_6]_{n-1}\] \[[24^*3_6]_n=9\cdot[151^*_6]_{n-1}\]

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