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

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

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

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

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