1: (0 1 4)

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

2: (2 10 17)

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

3: (8 20 14)

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

4: (3 21 19)

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