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