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

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

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

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

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