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