A sequence of numbers is represented by \(a_{1}\text{, } a_{2}\text{, }a_{3}\text{, }a_{4}\text{, }a_{5}\text{, } …\) If the first term, \(a_{1} =3\), and \(a_{n+1}=2a_{n} -2\), what is \(a_{4}\) ? Remember, \(a_{n}\) stands for any term, and \(a_{n+1}\) stands for the following term in the sequence.

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