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