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

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

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

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

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