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

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

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

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

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