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