1: (3 8 20)

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

2: (0 19 6)

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

3: (2 18 4)

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

4: (3 14 5)

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