@property (nonatomic) NSArray *newArray;

//Approach 1:
@synthesize newArray = _newArray;

//Approach 2:
-(NSArray *)newArray {

  if(!_newArray){
    _newArray = [[NSArray alloc] initWithObjects:@"1", @"2", @"3"...@"1000",nil];
  }
  return _newArray;
}