a(n) = j if n is L(j), else a(n) = k if n is U(k), where L = A000201, U = A001950 (lower and upper Wythoff sequences).
A026242
a(n) = j if n is L(j), else a(n) = k if n is U(k), where L = A000201, U = A001950 (lower and upper Wythoff sequences).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =2a(5) =4a(6) =3a(7) =5a(8) =6a(9) =4a(10) =7a(11) =8a(12) =5a(13) =9a(14) =6a(15) =10a(16) =11a(17) =7a(18) =12a(19) =8a(20) =13a(21) =14a(22) =9a(23) =15a(24) =16a(25) =10a(26) =17a(27) =11a(28) =18a(29) =19
External references
- oeis: A026242