[ 1/{n*sqrt(5)} ], where {x} := x - [ x ].

Terms

a(0) =4a(1) =2a(2) =1a(3) =1a(4) =5a(5) =2a(6) =1a(7) =1a(8) =8a(9) =2a(10) =1a(11) =1a(12) =14a(13) =3a(14) =1a(15) =1a(16) =76a(17) =4a(18) =2a(19) =1a(20) =1a(21) =5a(22) =2a(23) =1a(24) =1a(25) =7a(26) =2a(27) =1a(28) =1a(29) =12