#include<bits/stdc++.h>
using namespace std;
 
 
int main()
{
   int t; cin>>t;
   while(t--){
    int n; cin>>n;
    int a[n];
    for(int i=0;i<n;i++){cin>>a[i];}
    int c=0;
    for(int i=0;i<n-1;i++){
        int x=max(a[i],a[i+1]);
        int y=min(a[i],a[i+1]);
        while(x>2*y){
            c++;
            y=2*y;
        }
    }
    cout<<c<<endl;
   }
   return 0;
}