1: (0 1 3)

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

2: (3 7 19)

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

3: (5 21 8)

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

4: (1 19 4)

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