1,-2,4,-4,9,-8找规律
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1,-2,4,-4,9,-8找规律1,-2,4,-4,9,-8找规律1,-2,4,-4,9,-8找规律奇数项为(n+1/2)²偶数项为-2^(n/2)1²,-2,2²,-
1,-2,4,-4,9,-8找规律
1,-2,4,-4,9,-8找规律
1,-2,4,-4,9,-8找规律
奇数项为(n+1/2)²
偶数项为-2^(n/2)
1²,-2,2²,-2²,3²,-2^3
找规律:1,2,4,8,32,256找出规律
1,2,2,4,8 找规律
找规律 1 2 4 8 ( ) ( ) 64
找规律1 2 4 ( ) ( ) ( )
找规律:1,2,4,4,9,8,16,16,(),()
找规律:2,1,4,4,8,9,16,( )
1,-2,4,-4,9,-8找规律
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找规律:1,4,9,16,(),()
找规律:1,4,9,25,,49;
找规律填数1,4,9
找规律1,4,9,16,