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