77177: Near Repdigit Palindrome 77..77177..77

First few terms (base 10): \[[7^*17^*_8]_n=\{1,463,32383,2094079,134193151,\ldots\}\]

First few terms (base 8): \[\{\text{1},\text{717},\text{77177},\text{7771777},\text{777717777},\ldots\}\]

General Formula:\[[7^*17^*_8]_n=8\cdot8^{2n}-6\cdot8^{n}-1\]

Equivalent Patterns: (none)

Table

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