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