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