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