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