1: (0 1 2)

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

2: (1 5 11)

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

3: (4 15 7)

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

4: (2 21 11)

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