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