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