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

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

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

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

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