•10050050040

[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 580: sizeof(): Parameter must be an array or an object that implements Countable
[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 636: sizeof(): Parameter must be an array or an object that implements Countable
•10050050040

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10050050040

Posted: Mon Oct 16, 2017 8:30 pm

by ada

$T_n=3^n-2^n$&emsp;if&emsp;$T_{n+2}=5T_{n+1}-6T_n$,&emsp;$T_1=1$,&emsp;$T_2=5$&emsp;for all $n\ge3$ and $n\in\mathbb{Z}^+$