1: (0 3 12)

(0)(1 10 8 5 3 21 12)(2 15 11)(4 7 6)(9 16 13)(14 19 17)(18 22 20)

2: (2 15 11)

(0)(1 10 8 5 3 21 12)(2)(4 7 6)(9 16 13)(11)(14 19 17)(15)(18 22 20)

3: (1 5 12)

(0)(1)(2)(3 21 12)(4 7 6)(5 10 8)(9 16 13)(11)(14 19 17)(15)(18 22 20)

4: (9 16 13)

(0)(1)(2)(3 21 12)(4 7 6)(5 10 8)(9)(11)(13)(14 19 17)(15)(16)(18 22 20)