public static void main ( String [ ] args ) {
  Scanner s = new Scanner ( System . in ) ;
  int t = s . nextInt ( ) ;
  for ( int i = 0 ;
  i < t ;
  i ++ ) {
    int n = s . nextInt ( ) ;
    int [ ] arr = new int [ n ] ;
    for ( int j = 0 ;
    j < n ;
    j ++ ) {
      arr [ j ] = s . nextInt ( ) ;
    }
    int ans = 0 ;
    for ( int j = 1 ;
    j < n ;
    j ++ ) {
      int max = Math . max ( arr [ j ] , arr [ j - 1 ] ) ;
      int min = Math . min ( arr [ j ] , arr [ j - 1 ] ) ;
      min = 2 * min ;
      while ( min < max ) {
        min = min * 2 ;
        ans ++ ;
      }
    }
    System . out . println ( ans ) ;
  }
}

public static void main ( String [ ] args ) { Scanner s = new Scanner ( System . in ) ; int t = s . nextInt ( ) ; for ( int i = 0 ; i < t ; i ++ ) { int n = s . nextInt ( ) ; int [ ] arr = new int [ n ] ; for ( int j = 0 ; j < n ; j ++ ) { arr [ j ] = s . nextInt ( ) ; } int ans = 0 ; for ( int j = 1 ; j < n ; j ++ ) { int max = Math . max ( arr [ j ] , arr [ j - 1 ] ) ; int min = Math . min ( arr [ j ] , arr [ j - 1 ] ) ; min = 2 * min ; while ( min < max ) { min = min * 2 ; ans ++ ; } } System . out . println ( ans ) ; } }
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