49991: Quasi Repdigit 499..991

First few terms (base 10): \[[49^*1_{10}]_n=\{41,491,4991,49991,499991,\ldots\}\]

General Formula:\[[49^*1_{10}]_n=50\cdot10^{n}-9\]

Equivalent Patterns: (none)

See Also: Factorization of 499..991 on stdkmd.net

Table

No table data.