先找出规律,然后在括号里填上适当的数0,1,3,8,21,( )144.0,1,4,15,56,( )1,3,6,8,16,18,( ),( )76,780,1,2,4,7,12,20,( )您能讲一下为什么这么填吗?
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![先找出规律,然后在括号里填上适当的数0,1,3,8,21,( )144.0,1,4,15,56,( )1,3,6,8,16,18,( ),( )76,780,1,2,4,7,12,20,( )您能讲一下为什么这么填吗?](/uploads/image/z/634728-48-8.jpg?t=%E5%85%88%E6%89%BE%E5%87%BA%E8%A7%84%E5%BE%8B%2C%E7%84%B6%E5%90%8E%E5%9C%A8%E6%8B%AC%E5%8F%B7%E9%87%8C%E5%A1%AB%E4%B8%8A%E9%80%82%E5%BD%93%E7%9A%84%E6%95%B00%2C1%2C3%2C8%2C21%2C%EF%BC%88+%EF%BC%89144.0%2C1%2C4%2C15%2C56%2C%EF%BC%88+%EF%BC%891%2C3%2C6%2C8%2C16%2C18%2C%EF%BC%88+%EF%BC%89%2C%EF%BC%88+%EF%BC%8976%2C780%2C1%2C2%2C4%2C7%2C12%2C20%2C%EF%BC%88+%EF%BC%89%E6%82%A8%E8%83%BD%E8%AE%B2%E4%B8%80%E4%B8%8B%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%99%E4%B9%88%E5%A1%AB%E5%90%97%EF%BC%9F)
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