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A049703
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a(0) = 0; for n>0, a(n) = A005598(n)/2.
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3
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0, 1, 2, 4, 7, 12, 18, 27, 38, 52, 68, 89, 112, 141, 173, 209, 249, 297, 348, 408, 472, 542, 617, 703, 793, 893, 999, 1114, 1235, 1370, 1509, 1663, 1825, 1997, 2177, 2369, 2567, 2783, 3008, 3245, 3490, 3755, 4026, 4318
(list; graph; refs; listen; history; internal format)
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