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