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