44344: Near Repdigit Palindrome 44..44344..44

First few terms (base 10): \[[4^*34^*_9]_n=\{3,355,29443,2390755,193703683,\ldots\}\]

First few terms (base 9): \[\{\text{3},\text{434},\text{44344},\text{4443444},\text{444434444},\ldots\}\]

General Formula:\[[4^*34^*_9]_n={9\cdot9^{2n}-2\cdot9^{n}-1\over2}\]

Equivalent Patterns: \[[8^*68^*_9]_n=2\cdot[4^*34^*_9]_n\]

Table

No table data.