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

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

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

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

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