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A026936
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a(n) = Sum{T(n,k)*T(n,k+3)}, 0<=k<=n-3, T given by A008288.
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0
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1, 14, 131, 1028, 7333, 49362, 319943, 2020552, 12526153, 76603094, 463676491, 2784550604, 16619355501, 98706690714, 583943891087
(list; graph; refs; listen; history; internal format)
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