22212: Near Repdigit 22..2212

First few terms (base 10): \[[2^*12_4]_n=\{6,38,166,678,2726,\ldots\}\]

First few terms (base 4): \[\{\text{12},\text{212},\text{2212},\text{22212},\text{222212},\ldots\}\]

General Formula:\[[2^*12_4]_n=2\cdot{16\cdot4^{n}-7\over3}\]

Equivalent Patterns: (none)

Table

No table data.