1: (1 5 13)

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

2: (4 20 9)

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

3: (3 5 6)

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

4: (8 19 10)

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