public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int t = sc . nextInt ( ) ;
  while ( t -- > 0 ) {
    int n = sc . nextInt ( ) ;
    int ar [ ] = new int [ n ] ;
    for ( int i = 0 ;
    i < n ;
    i ++ ) {
      ar [ i ] = sc . nextInt ( ) ;
    }
    int min = 0 , max = 0 , c = 0 ;
    for ( int i = 0 ;
    i < n - 1 ;
    i ++ ) {
      min = ( int ) Math . min ( ar [ i ] , ar [ i + 1 ] ) ;
      max = ( int ) Math . max ( ar [ i ] , ar [ i + 1 ] ) ;
      while ( min * 2 < max ) {
        c ++ ;
        if ( max % 2 == 0 ) max = max / 2 ;
        else max = ( max / 2 ) + 1 ;
      }
    }
    System . out . println ( c ) ;
  }
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int t = sc . nextInt ( ) ; while ( t -- > 0 ) { int n = sc . nextInt ( ) ; int ar [ ] = new int [ n ] ; for ( int i = 0 ; i < n ; i ++ ) { ar [ i ] = sc . nextInt ( ) ; } int min = 0 , max = 0 , c = 0 ; for ( int i = 0 ; i < n - 1 ; i ++ ) { min = ( int ) Math . min ( ar [ i ] , ar [ i + 1 ] ) ; max = ( int ) Math . max ( ar [ i ] , ar [ i + 1 ] ) ; while ( min * 2 < max ) { c ++ ; if ( max % 2 == 0 ) max = max / 2 ; else max = ( max / 2 ) + 1 ; } } System . out . println ( c ) ; } }
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