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A025082
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a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (Fibonacci numbers), t = (F(2), F(3), F(4), ...).
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0
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2, 3, 8, 13, 31, 50, 105, 170, 340, 550, 1058, 1712, 3212, 5197, 9564, 15475, 28065, 45410, 81395, 131700, 233832, 378348, 666468, 1078368, 1886966, 3053175, 5312240, 8595385
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OFFSET
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1,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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