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