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