1: (0 1 17)

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

2: (3 17 21)

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

3: (2 18 16)

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

4: (1 19 17)

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