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