Cyclotomic polynomials at x=-10.

Terms

a(0) =-10a(1) =-11a(2) =-9a(3) =91a(4) =101a(5) =9091a(6) =111a(7) =909091a(8) =10001a(9) =999001a(10) =11111a(11) =9090909091a(12) =9901a(13) =909090909091a(14) =1111111a(15) =109889011a(16) =100000001a(18) =1001001a(20) =99009901a(22) =11111111111