1: (2 12 20)

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

2: (0 19 5)

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

3: (2 13 10)

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

4: (1 17 3)

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