99992: Near Repdigit 99..992

First few terms (base 10): \[[9^*2_{10}]_n=\{2,92,992,9992,99992,\ldots\}\]

General Formula:\[[9^*2_{10}]_n=2\cdot\left(5\cdot10^{n}-4\right)\]

Equivalent Patterns: \[[49^*6_{10}]_n=[9^*2_{10}]_{n+1}/2\]

See Also: Factorization of 99..992 on stdkmd.net

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