1: (0 1 16)

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

2: (6 16 21)

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

3: (2 18 15)

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

4: (1 19 16)

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