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