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