13333: Near Repdigit 133..33

First few terms (base 10): \[[13^*_5]_n=\{1,8,43,218,1093,\ldots\}\]

First few terms (base 5): \[\{\text{1},\text{13},\text{133},\text{1333},\text{13333},\ldots\}\]

General Formula:\[[13^*_5]_n={7\cdot5^{n}-3\over4}\]

Equivalent Patterns: \[[32^*1_5]_n=2\cdot[13^*_5]_{n+1}\]

Table

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