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A027049
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a(n) = Sum{T(n,k)*T(n,k+3)}, 0<=k<=2n-3, T given by A027023.
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1
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16, 120, 952, 7848, 65580, 550476, 4631876, 39047764, 329784608, 2790469092, 23656401612, 200928615160, 1709781846028, 14575407966156, 124466311279620, 1064636218853556
(list; graph; refs; listen; history; internal format)
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