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