1: (0 4 18)

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

2: (3 21 5)

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

3: (4 20 7)

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

4: (6 19 17)

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