找规律3,4,6,9)()()()()

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找规律3,4,6,9)()()()()找规律3,4,6,9)()()()()找规律3,4,6,9)()()()()3,4,6,9,13,18,24,313+1=4;4+2=6;6+3=9;9+4=13

找规律3,4,6,9)()()()()
找规律3,4,6,9)()()()()

找规律3,4,6,9)()()()()
3,4,6,9,13,18,24,31 3+1=4; 4+2=6; 6+3=9; 9+4=13; 13+5=18; 这个数列的规律就是这样的.