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