1: (2 9 20)

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

2: (0 19 5)

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

3: (1 6 4)

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

4: (3 16 20)

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