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A083062
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a(n) = (n+1)^n/(n+2) - (-1)^n/(n+2).
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3
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0, 1, 2, 13, 104, 1111, 14706, 233017, 4304672, 90909091, 2161452050, 57154490053, 1664148937320, 52914318216943, 1824557876586914, 67818912035696881, 2703399548648159360, 115047976828352449051, 5206367514895562076642, 249660952380952380952381
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OFFSET
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0,3
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LINKS
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MATHEMATICA
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Table[(n+1)^n/(n+2)-(-1)^n/(n+2), {n, 0, 20}] (* Harvey P. Dale, Oct 08 2013 *)
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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