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

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

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

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

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