1: (1 15 20)

(0 4 2)(1)(3 10 7)(5 15 22 20 6)(8 21 19 17 13)(9 12 11)(14 18 16)

2: (8 21 19)

(0 4 2)(1)(3 10 7)(5 15 22 20 6)(8 17 13)(9 12 11)(14 18 16)(19)(21)

3: (6 22 20)

(0 4 2)(1)(3 10 7)(5 15 22)(6)(8 17 13)(9 12 11)(14 18 16)(19)(20)(21)

4: (3 10 7)

(0 4 2)(1)(3)(5 15 22)(6)(7)(8 17 13)(9 12 11)(10)(14 18 16)(19)(20)(21)