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A120142
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a(1)=16; a(n)=floor((32+sum(a(1) to a(n-1)))/2).
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0
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16, 24, 36, 54, 81, 121, 182, 273, 409, 614, 921, 1381, 2072, 3108, 4662, 6993, 10489, 15734, 23601, 35401, 53102, 79653, 119479, 179219, 268828, 403242, 604863, 907295, 1360942, 2041413, 3062120, 4593180, 6889770, 10334655, 15501982
(list; graph; refs; listen; history; internal format)
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