A024686 - OEIS

A024686

s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = A000201 (lower Wythoff sequence), t = A001950 (upper Wythoff sequence).

%I #3 Mar 30 2012 18:55:59

%S 2,5,22,31,71,94,175,212,349,403,597,679,957,1065,1420,1568,2032,2212,

%T 2802,3016,3718,3987,4839,5152,6169,6529,7693,8122,9480,9962,11486,

%U 12051,13792,14420,16398,17088,19268,20054,22495,23355,26015,26984,29932,30978

%N s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = A000201 (lower Wythoff sequence), t = A001950 (upper Wythoff sequence).

%K nonn

%O 1,1

%A _Clark Kimberling_