84447: Quasi Repdigit 844..447

First few terms (base 10): \[[84^*7_9]_n=\{79,691,6199,55771,501919,\ldots\}\]

First few terms (base 9): \[\{\text{87},\text{847},\text{8447},\text{84447},\text{844447},\ldots\}\]

General Formula:\[[84^*7_9]_n={153\cdot9^{n}+5\over2}\]

Equivalent Patterns: (none)

Table

No table data.