¹                 ²                  ³                  ⁴                    ⁵        ⁶           ⁷               ⁸             ⁹               ¹⁰           ,             ¹¹            ,       ¹²               ¹³                        ¹⁴   ,            ¹⁵         ¹⁶                 ¹⁷             ¹⁸                     ¹⁹             ²⁰                      ²¹           ²²              ²³       ²⁴           ²⁵                ²⁶             ²⁷                     