1: (1 5 14)

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

2: (0 8 2)

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

3: (4 20 6)

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

4: (5 15 7)

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