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