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