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