1: (0 3 10)

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

2: (2 21 4)

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

3: (1 16 6)

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

4: (5 12 7)

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