31333: Near Repdigit 3133..33

First few terms (base 10): \[[313^*_{10}]_n=\{31,313,3133,31333,313333,\ldots\}\]

General Formula:\[[313^*_{10}]_n={94\cdot10^{n}-1\over3}\]

Equivalent Patterns: \[[939^*_{10}]_n=3\cdot[313^*_{10}]_n\] \[[626^*_{10}]_n=2\cdot[313^*_{10}]_n\]

See Also: Factorization of 3133..33 on stdkmd.net

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