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