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