A025113 - OEIS

A025113

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

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

%S 3,4,18,26,63,78,146,168,276,318,477,533,753,839,1130,1235,1606,1732,

%T 2192,2360,2919,3113,3781,4002,4788,5065,5980,6290,7342,7717,8918,

%U 9332,10691,11146,12672,13205,14908,15487,17377,18044,20131,20849,23142,23913,26421

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

%K nonn

%O 1,1

%A _Clark Kimberling_