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