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