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A026934
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a(n) = Sum{T(n,k)*T(n,k+1)}, 0<=k<=n-1, T given by A008288.
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0
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1, 6, 35, 196, 1093, 6090, 33991, 190152, 1066313, 5993422, 33759851, 190538380, 1077316493, 6101144722, 34603634063, 196524445840
(list; graph; refs; listen; history; internal format)
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