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

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

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

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

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