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