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