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

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

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

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

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