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