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