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