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

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

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

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

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