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