A025073 - OEIS

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A025073

a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023532, t = A000201 (lower Wythoff sequence).

%I #3 Mar 30 2012 18:56:01

%S 3,4,6,8,15,19,29,34,39,43,60,66,84,94,115,125,135,144,172,182,213,

%T 226,259,274,310,326,343,359,400,418,463,483,531,551,603,626,680,704,

%U 729,754,812,839,901,928,995,1023,1093,1124,1196,1228,1303,1337,1372,1405,1486,1521,1605

%N a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023532, t = A000201 (lower Wythoff sequence).

%K nonn

%O 1,1

%A _Clark Kimberling_