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