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