1: (1 5 10)

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

2: (0 9 2)

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

3: (3 20 6)

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

4: (5 19 8)

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