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