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

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

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

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

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