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