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