1: (0 3 19)

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

2: (2 21 6)

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

3: (0 3 19)

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

4: (1 7 4)

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