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

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

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

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

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