求数列:2,9,28,65,( )A.124 B.125 C.126 D.127

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求数列:2,9,28,65,( )A.124 B.125 C.126 D.127

求数列:2,9,28,65,( )A.124 B.125 C.126 D.127
求数列:2,9,28,65,( )
A.124 B.125 C.126 D.127

求数列:2,9,28,65,( )A.124 B.125 C.126 D.127
1³+1=2
2³+1=9
3²+1=28
4³+1=65
5³+1=126
选C