1: (0 2 6)

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

2: (1 15 4)

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

3: (5 21 14)

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

4: (3 6 12)

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