41444: Near Repdigit 4144..44

First few terms (base 10): \[[414^*_5]_n=\{21,109,549,2749,13749,\ldots\}\]

First few terms (base 5): \[\{\text{41},\text{414},\text{4144},\text{41444},\text{414444},\ldots\}\]

General Formula:\[[414^*_5]_n=22\cdot5^{n}-1\]

Equivalent Patterns: (none)

Table

No table data.