1: (0 1 3)

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

2: (1 5 7)

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

3: (4 11 6)

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

4: (3 21 7)

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