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