50003: Quasi Repdigit 500..003

First few terms (base 10): \[[50^*3_{10}]_n=\{53,503,5003,50003,500003,\ldots\}\]

General Formula:\[[50^*3_{10}]_n=50\cdot10^{n}+3\]

Equivalent Patterns: \[[10^*6_{10}]_n=2\cdot[50^*3_{10}]_{n-1}\]

See Also: Factorization of 500..003 on stdkmd.net

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