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