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