67666: Near Repdigit 6766..66

First few terms (base 10): \[[676^*_8]_n=\{55,446,3574,28598,228790,\ldots\}\]

First few terms (base 8): \[\{\text{67},\text{676},\text{6766},\text{67666},\text{676666},\ldots\}\]

General Formula:\[[676^*_8]_n={391\cdot8^{n}-6\over7}\]

Equivalent Patterns: (none)

Table

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