1: (0 1 6)

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

2: (3 6 21)

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

3: (2 12 4)

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

4: (3 11 5)

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