33433: Near Repdigit Palindrome 33..33433..33

First few terms (base 10): \[[3^*43^*_9]_n=\{4,282,22224,1794342,145289244,\ldots\}\]

First few terms (base 9): \[\{\text{4},\text{343},\text{33433},\text{3334333},\text{333343333},\ldots\}\]

General Formula:\[[3^*43^*_9]_n={27\cdot9^{2n}+8\cdot9^{n}-3\over8}\]

Equivalent Patterns: \[[6^*86^*_9]_n=2\cdot[3^*43^*_9]_n\]

Table

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