a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A001950 (upper Wythoff sequence), t = A014306.
A025124
a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A001950 (upper Wythoff sequence), t = A014306.
Terms
- a(0) =2a(1) =2a(2) =5a(3) =2a(4) =7a(5) =14a(6) =24a(7) =24a(8) =35a(9) =32a(10) =45a(11) =42a(12) =57a(13) =55a(14) =72a(15) =70a(16) =90a(17) =113a(18) =137a(19) =134a(20) =160a(21) =157a(22) =185a(23) =183a(24) =214a(25) =212a(26) =245a(27) =242a(28) =279a(29) =276
External references
- oeis: A025124