a(n) = [ sum of 1/{k*sqrt(5)} ], k = 1,2,...,n, where {x} := x - [ x ].

Terms

a(0) =4a(1) =6a(2) =7a(3) =8a(4) =14a(5) =16a(6) =18a(7) =19a(8) =27a(9) =30a(10) =31a(11) =33a(12) =47a(13) =50a(14) =52a(15) =54a(16) =130a(17) =134a(18) =136a(19) =137a(20) =138a(21) =143a(22) =146a(23) =147a(24) =148a(25) =155a(26) =158a(27) =160a(28) =161a(29) =173