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

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

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

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

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