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A027108
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a(n) = T(n,n+1) + T(n,n+2) + ... + T(n,2n), T given by A027082.
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0
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1, 5, 16, 50, 152, 452, 1331, 3897, 11378, 33186, 96791, 282461, 825013, 2412157, 7060154, 20686324, 60673102, 178126774, 523426827, 1539393889, 4530901919, 13345545959, 39335284312, 116011722730, 342354698603
(list; graph; refs; listen; history; internal format)
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