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