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

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

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

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

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