15111: Near Repdigit 1511..11

First few terms (base 10): \[[151^*_8]_n=\{13,105,841,6729,53833,\ldots\}\]

First few terms (base 8): \[\{\text{15},\text{151},\text{1511},\text{15111},\text{151111},\ldots\}\]

General Formula:\[[151^*_8]_n={92\cdot8^{n}-1\over7}\]

Equivalent Patterns: \[[32^*_8]_n=2\cdot[151^*_8]_{n-1}\] \[[64^*_8]_n=4\cdot[151^*_8]_{n-1}\]

Table

No table data.