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