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