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