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

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

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

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

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