68881: Quasi Repdigit 688..881

First few terms (base 10): \[[68^*1_{10}]_n=\{61,681,6881,68881,688881,\ldots\}\]

General Formula:\[[68^*1_{10}]_n={620\cdot10^{n}-71\over9}\]

Equivalent Patterns: (none)

See Also: Factorization of 688..881 on stdkmd.net

Table

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