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

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

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

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

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