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

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

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

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

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