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