1: (0 1 3)

(0)(1 20 3 8 6)(2 21 19 15 4)(5 18 17)(7 16 14 12 9)(10 13 11)

2: (3 8 20)

(0)(1 20 6)(2 21 19 15 4)(3)(5 18 17)(7 16 14 12 9)(8)(10 13 11)

3: (2 15 4)

(0)(1 20 6)(2)(3)(4)(5 18 17)(7 16 14 12 9)(8)(10 13 11)(15 21 19)

4: (7 16 14)

(0)(1 20 6)(2)(3)(4)(5 18 17)(7 12 9)(8)(10 13 11)(14)(15 21 19)(16)