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