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