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