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

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

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

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

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