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

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

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

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

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