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