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