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