21222: Near Repdigit 2122..22

First few terms (base 10): \[[212^*_6]_n=\{13,80,482,2894,17366,\ldots\}\]

First few terms (base 6): \[\{\text{21},\text{212},\text{2122},\text{21222},\text{212222},\ldots\}\]

General Formula:\[[212^*_6]_n={67\cdot6^{n}-2\over5}\]

Equivalent Patterns: \[[424^*_6]_n=2\cdot[212^*_6]_n\]

Table

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