1: (0 3 15)

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

2: (1 18 12)

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

3: (14 20 17)

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

4: (11 16 13)

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