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

A024873

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

Terms

    a(0) =6a(1) =8a(2) =26a(3) =43a(4) =97a(5) =156a(6) =308a(7) =499a(8) =915a(9) =1480a(10) =2598a(11) =4204a(12) =7178a(13) =11614a(14) =19476a(15) =31513a(16) =52219a(17) =84492a(18) =138900a(19) =224745a(20) =367509a(21) =594642a(22) =968924a(23) =1567752a(24) =2548478a(25) =4123524a(26) =6692462a(27) =10828631a(28) =17556405a(29) =28406860

External references