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10050050030
https://www.adamaths.com/forum/viewtopic.php?f=77&t=2683
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10050050030
Posted:
Mon Oct 16, 2017 8:29 pm
by
ada
$T_n=\frac{5^n-1}{4}$ if $T_n=5T_{n-1}+1$, $T_0=0$ for all $n\ge0$ and $n\in\mathbb{Z}^+$