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