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