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