SumChebyshev1(lb,ub)={
forprime(n=lb,ub,
if(!(Mod(sum(k=0,n-1,polchebyshev(n-1,1,k)),n)==(n-1)/2),print(n)))
}

SumChebyshev2(lb,ub)={
forcomposite(n=lb,ub,
if(Mod(n,2)==1,
if(Mod(sum(k=0,n-1,polchebyshev(n-1,1,k)),n)==(n-1)/2,print(n))))
}