Numerators in recursive bijection from positive integers to positive rationals (the bijection is f(1) = 1, f(2n) = f(n)+1, f(2n+1) = 1/(f(n)+1)).

A020650

Numerators in recursive bijection from positive integers to positive rationals (the bijection is f(1) = 1, f(2n) = f(n)+1, f(2n+1) = 1/(f(n)+1)).

Terms

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

External references