0.5,1,2,5,17,107 ( )A. 1947 B. 1945 C.

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问题 0.5,1,2,5,17,107 ( )A. 1947B. 1945C. 1943D. 1941

选项 A. 1947
B. 1945
C. 1943
D. 1941

答案 C

解析 解题指导: 1943,两数积+两数和=下一个数
(0.5*1)+(0.5+1)=2
( 1*2)+( 1+2 ) =5
( 2*5)+( 2+5 ) =17
(5*17)+(5+17) =107
(17*107)+(17+107)=1943
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