20003: Quasi Repdigit 200..003

First few terms (base 10): \[[20^*3_{10}]_n=\{23,203,2003,20003,200003,\ldots\}\]

General Formula:\[[20^*3_{10}]_n=20\cdot10^{n}+3\]

Equivalent Patterns: \[[60^*9_{10}]_n=3\cdot[20^*3_{10}]_n\] \[[40^*6_{10}]_n=2\cdot[20^*3_{10}]_n\]

See Also: Factorization of 200..003 on stdkmd.net

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