13111: Near Repdigit 1311..11

First few terms (base 10): \[[131^*_{10}]_n=\{13,131,1311,13111,131111,\ldots\}\]

General Formula:\[[131^*_{10}]_n={118\cdot10^{n}-1\over9}\]

Equivalent Patterns: \[[393^*_{10}]_n=3\cdot[131^*_{10}]_n\] \[[65^*_{10}]_n=5\cdot[131^*_{10}]_{n-1}\] \[[262^*_{10}]_n=2\cdot[131^*_{10}]_n\]

See Also: Factorization of 1311..11 on stdkmd.net

Table

No table data.