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