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