44441: Near Repdigit 44..441

First few terms (base 10): \[[4^*1_9]_n=\{1,37,361,3277,29521,\ldots\}\]

First few terms (base 9): \[\{\text{1},\text{41},\text{441},\text{4441},\text{44441},\ldots\}\]

General Formula:\[[4^*1_9]_n={9\cdot9^{n}-7\over2}\]

Equivalent Patterns: \[[8^*2_9]_n=2\cdot[4^*1_9]_n\]

Table

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