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

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

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

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

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