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