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