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