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