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

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

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

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

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