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