14447: Quasi Repdigit 144..447

First few terms (base 10): \[[14^*7_{10}]_n=\{17,147,1447,14447,144447,\ldots\}\]

General Formula:\[[14^*7_{10}]_n={130\cdot10^{n}+23\over9}\]

Equivalent Patterns: (none)

See Also: Factorization of 144..447 on stdkmd.net

Table

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