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