1: (0 5 12)

(0)(1 6 4)(2 19 16 14 11)(3 21 20)(5 18 17 15 12 9 7)(8 13 10)

2: (2 19 11)

(0)(1 6 4)(2)(3 21 20)(5 18 17 15 12 9 7)(8 13 10)(11 16 14)(19)

3: (1 6 4)

(0)(1)(2)(3 21 20)(4)(5 18 17 15 12 9 7)(6)(8 13 10)(11 16 14)(19)

4: (5 18 7)

(0)(1)(2)(3 21 20)(4)(5)(6)(7 17 15 12 9)(8 13 10)(11 16 14)(18)(19)