The sequence 2, 9, 28, 65 can be generated by the formula ( n^3 - n ), where ( n ) represents the position in the sequence (starting from ( n = 1 )). Thus, the nth term can be expressed as ( n^3 - n ). For example, for ( n = 1 ), ( 1^3 - 1 = 0 ); for ( n = 2 ), ( 2^3 - 2 = 6 ); and so on, aligning with the given sequence.
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