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

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

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

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

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