11                      
2                       
2, 5                    
6                       
2, 1, 7, 2, 6, 11, 4    
2, 1, 5, 3, 6, 11, 4    
2, 2, 5, 3, 7, 11, 3    
2, 3, 7, 3, 1, 4, 2
2, 1, 4, 2, 6, 11, 3
2, 1, 4, 3, 8, 11, 4