1: (0 1 3)

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

2: (1 5 16)

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

3: (2 21 7)

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

4: (4 8 6)

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