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