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Mathematics 14 Online
OpenStudy (anonymous):

find the nth term of the sequence 1,1/2,3,1/4,5,1/6,..............

OpenStudy (dumbcow):

well when n is odd, a_n = n when n is even, a_n = 1/n or n^-1 \[a_{n} = n^{(-1)^{n-1}}\]

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