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

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

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

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

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