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