75777: Near Repdigit 7577..77

First few terms (base 10): \[[757^*_{10}]_n=\{75,757,7577,75777,757777,\ldots\}\]

General Formula:\[[757^*_{10}]_n={682\cdot10^{n}-7\over9}\]

Equivalent Patterns: (none)

See Also: Factorization of 7577..77 on stdkmd.net

Table

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