64441: Quasi Repdigit 644..441

First few terms (base 10): \[[64^*1_9]_n=\{55,523,4735,42643,383815,\ldots\}\]

First few terms (base 9): \[\{\text{61},\text{641},\text{6441},\text{64441},\text{644441},\ldots\}\]

General Formula:\[[64^*1_9]_n={117\cdot9^{n}-7\over2}\]

Equivalent Patterns: (none)

Table

No table data.