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

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

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

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

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