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

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

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

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

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