Number of Fibonacci numbers 1,2,3,5,... dividing n.

Terms

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