1: (0 3 15)

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

2: (2 16 13)

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

3: (1 21 15)

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

4: (0 7 16)

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