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

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

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

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

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