11117: Near Repdigit 11..117

First few terms (base 10): \[[1^*7_{10}]_n=\{7,17,117,1117,11117,\ldots\}\]

General Formula:\[[1^*7_{10}]_n={10\cdot10^{n}+53\over9}\]

Equivalent Patterns: \[[5^*85_{10}]_n=5\cdot[1^*7_{10}]_{n+1}\]

See Also: Factorization of 11..117 on stdkmd.net

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