1: (0 3 4)

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

2: (4 9 20)

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

3: (8 21 19)

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

4: (3 20 6)

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