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

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

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

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

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