1: (1 5 9)

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

2: (2 10 8)

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

3: (0 5 3)

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

4: (4 11 6)

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