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