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

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

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

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

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