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