16664: Quasi Repdigit 166..664

First few terms (base 10): \[[16^*4_9]_n=\{13,139,1273,11479,103333,\ldots\}\]

First few terms (base 9): \[\{\text{14},\text{164},\text{1664},\text{16664},\text{166664},\ldots\}\]

General Formula:\[[16^*4_9]_n={63\cdot9^{n}-11\over4}\]

Equivalent Patterns: (none)

Table

No table data.