77717: Near Repdigit 77..7717
First few terms (base 10): \[[7^*17_{10}]_n=\{17,717,7717,77717,777717,\ldots\}\]
General Formula:\[[7^*17_{10}]_n={700\cdot10^{n}-547\over9}\]
Equivalent Patterns: (none)
See Also: Factorization of 77..7717 on stdkmd.net
Table
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