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