①0,1,1,2, 3,5,8,13,21, ,55.
② 1, 3,7, 15, 31, , 127, 255.
①1.536÷2.5
②[ +(2-0.5) ÷]÷100.2
③× +37.9×
④
⑤++++++103[提示:1³+2³=9,(1+2)²=9,1³+2³+3³=36,(1+2+3)²=36]