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

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

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

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

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