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

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

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

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

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