1: (0 1 3)

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

2: (1 5 13)

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

3: (2 16 7)

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

4: (4 8 6)

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