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