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