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