1: (0 1 15)

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

2: (4 15 21)

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

3: (2 20 7)

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

4: (3 8 6)

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