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