1: (1 4 11)

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

2: (3 4 6)

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

3: (5 16 7)

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

4: (10 17 12)

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