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

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

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

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

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