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

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

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

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

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