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

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

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

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

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