First term of n-th difference sequence of (round(k*sqrt(3))), k >= 0.

Terms

a(0) =2a(1) =-1a(2) =2a(3) =-3a(4) =4a(5) =-6a(6) =12a(7) =-28a(8) =64a(9) =-136a(10) =272a(11) =-528a(12) =1024a(13) =-2016a(14) =4032a(15) =-8128a(16) =16383a(17) =-32878a(18) =65621a(19) =-130188a(20) =256158a(21) =-497420a(22) =946352a(23) =-1748000a(24) =3100078a(25) =-5200300a(26) =8048666a(27) =-10897033a(28) =10897061a(29) =-435