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