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

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

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

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

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