72777: Near Repdigit 7277..77

First few terms (base 10): \[[727^*_{10}]_n=\{72,727,7277,72777,727777,\ldots\}\]

General Formula:\[[727^*_{10}]_n={655\cdot10^{n}-7\over9}\]

Equivalent Patterns: (none)

See Also: Factorization of 7277..77 on stdkmd.net

Table

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