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