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