找规律 0.5 1 2 5 17 107
人气:142 ℃ 时间:2020-04-17 15:25:37
解答
1943
规律是前两数积+前两数和=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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