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