(0 11 9)(1 18 16)(2 7 4)(3 20 19)(5 15 10)(6 13 8)(12 17 14)
ALLOWS (11/8)-SEQUENCE
1: (3 5 15)
(0 11 9)(1 18 16)(2 7 4)(3 10 5 20 19)(6 13 8)(12 17 14)(15)
2: (2 7 4)
(0 11 9)(1 18 16)(2)(3 10 5 20 19)(4)(6 13 8)(7)(12 17 14)(15)
3: (5 20 10)
(0 11 9)(1 18 16)(2)(3 10 19)(4)(5)(6 13 8)(7)(12 17 14)(15)(20)
4: (6 13 8)
(0 11 9)(1 18 16)(2)(3 10 19)(4)(5)(6)(7)(8)(12 17 14)(13)(15)(20)