69997: Quasi Repdigit 699..997

First few terms (base 10): \[[69^*7_{10}]_n=\{67,697,6997,69997,699997,\ldots\}\]

General Formula:\[[69^*7_{10}]_n=70\cdot10^{n}-3\]

Equivalent Patterns: (none)

See Also: Factorization of 699..997 on stdkmd.net

Table

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