a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n+1-k), where k = floor((n+1)/2), s = A001950 (upper Wythoff sequence), t = A023533.

A024690

a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n+1-k), where k = floor((n+1)/2), s = A001950 (upper Wythoff sequence), t = A023533.

Terms

    a(0) =2a(1) =0a(2) =0a(3) =2a(4) =5a(5) =7a(6) =10a(7) =0a(8) =0a(9) =2a(10) =5a(11) =7a(12) =10a(13) =13a(14) =15a(15) =18a(16) =20a(17) =23a(18) =26a(19) =2a(20) =5a(21) =7a(22) =10a(23) =13a(24) =15a(25) =18a(26) =20a(27) =23a(28) =26a(29) =28

External references