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

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

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

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

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