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