reinhard.zumkeller@gmail.com2008年7月14日OEIS中的逻辑卷积================================x(n)=Op2{k Op1(n-k):0<=k<=n}其中Op1、Op2在{OR、AND、XOR}中。+-------------+-------------+-------------+\Op1!\ ! 或者!和!XOR!Op2\!+---------+-------------+-------------+-------------+! ! ! ! !! 或者!A003817!A086099!A142151!! ! ! ! !+---------+-------------+-------------+-------------+! ! ! ! !! 还有!A000004!A000004!A000004!! ! ! ! !+---------+-------------+-------------+-------------+! ! ! ! !! 异或!A142149!A142150!A001477!! ! ! ! !+---------+-------------+-------------+-------------+