IO.popen('g++ -xc++ -O2 -oZ - -lgmpxx -lgmp','w'){|io|io.puts DATA.read}
IO.popen('./Z','r+'){|io|io.write $<.read;io.close_write;puts io.read}
File.unlink('Z')
__END__
#include<iostream>
#include<valarray>
#include<gmpxx.h>
using namespace std;
typedef valarray<long long>V;
int M=1000000007;
V z(4);
V &g(const V &_x,const V &_y){
	for(int i=0,j;i<2;i++)for(j=0;j<2;j++)z[i*2+j]=(_x[slice(i*2,2,1)]*_y[slice(j,2,2)]).sum()%M;
	return z;
}
main(){
	ios::sync_with_stdio(false);
	long long T,r=1,c,z;
	for(cin>>T;T--;){
		mpz_class d;
		cin>>c>>d;
		if(d>M-1)d%=M-1;
		V x(4),e(4);
		x[0]=x[1]=x[2]=e[0]=e[3]=1;
		for(c--;c;x=g(x,x),c>>=1)if(c&1)e=g(e,x);
		c=e.sum()%M;
		for(z=1;d!=0;c=c*c%M,d>>=1)if((d&1)!=0)z=z*c%M;
		r=r*z%M;
	}
	cout<<r<<endl;
}