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