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

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

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

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

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