26661: Quasi Repdigit 266..661

First few terms (base 10): \[[26^*1_9]_n=\{19,217,1999,18037,162379,\ldots\}\]

First few terms (base 9): \[\{\text{21},\text{261},\text{2661},\text{26661},\text{266661},\ldots\}\]

General Formula:\[[26^*1_9]_n={99\cdot9^{n}-23\over4}\]

Equivalent Patterns: (none)

Table

No table data.