72224: Quasi Repdigit 722..224

First few terms (base 10): \[[72^*4_9]_n=\{67,589,5287,47569,428107,\ldots\}\]

First few terms (base 9): \[\{\text{74},\text{724},\text{7224},\text{72224},\text{722224},\ldots\}\]

General Formula:\[[72^*4_9]_n={261\cdot9^{n}+7\over4}\]

Equivalent Patterns: (none)

Table

No table data.