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