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