34444: Near Repdigit 344..44

First few terms (base 10): \[[34^*_9]_n=\{3,31,283,2551,22963,\ldots\}\]

First few terms (base 9): \[\{\text{3},\text{34},\text{344},\text{3444},\text{34444},\ldots\}\]

General Formula:\[[34^*_9]_n={7\cdot9^{n}-1\over2}\]

Equivalent Patterns: \[[68^*_9]_n=2\cdot[34^*_9]_n\]

Table

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