First term of n-th difference sequence of (floor(r*k)), r = -(1+sqrt(5))/2, k >= 0.

Terms

a(0) =-2a(1) =0a(2) =1a(3) =-3a(4) =6a(5) =-9a(6) =9a(7) =1a(8) =-36a(9) =126a(10) =-326a(11) =726a(12) =-1452a(13) =2640a(14) =-4356a(15) =6436a(16) =-8256a(17) =8568a(18) =-5864a(19) =456a(20) =-911a(21) =40106a(22) =-210419a(23) =733448a(24) =-2085526a(25) =5200300a(26) =-11748374a(27) =24416952a(28) =-46909838a(29) =82930836