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