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