51117: Quasi Repdigit 511..117

First few terms (base 10): \[[51^*7_{10}]_n=\{57,517,5117,51117,511117,\ldots\}\]

General Formula:\[[51^*7_{10}]_n={460\cdot10^{n}+53\over9}\]

Equivalent Patterns: (none)

See Also: Factorization of 511..117 on stdkmd.net

Table

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