(0 18 2)(1 9 3)(4 20 19)(5 13 11)(6 15 8)(7 17 10)(12 16 14)
ALLOWS (11/8)-SEQUENCE
1: (10 12 17)
(0 18 2)(1 9 3)(4 20 19)(5 13 11)(6 15 8)(7 17 16 14 12)(10)
2: (5 13 11)
(0 18 2)(1 9 3)(4 20 19)(5)(6 15 8)(7 17 16 14 12)(10)(11)(13)
3: (7 17 16)
(0 18 2)(1 9 3)(4 20 19)(5)(6 15 8)(7 14 12)(10)(11)(13)(16)(17)
4: (6 15 8)
(0 18 2)(1 9 3)(4 20 19)(5)(6)(7 14 12)(8)(10)(11)(13)(15)(16)(17)