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