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

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

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

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

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