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A024368 a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = A023532, t = (Lucas numbers). 1

%I

%S 1,3,4,7,15,25,47,76,123,199,340,550,919,1487,2453,3969,6422,10391,

%T 16936,27403,44538,72064,116924,189187,306632,496141,802773,1298914,

%U 2103051,3402808,5508066,8912238

%N a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = A023532, t = (Lucas numbers).

%K nonn

%O 1,2

%A _Clark Kimberling_

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Last modified June 26 10:01 EDT 2022. Contains 354879 sequences. (Running on oeis4.)