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

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

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

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

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