1: (0 2 3)

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

2: (2 5 17)

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

3: (3 21 13)

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

4: (11 18 15)

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