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