1: (0 1 3)

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

2: (3 7 20)

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

3: (6 21 19)

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

4: (1 20 4)

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