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

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

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

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

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