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

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

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

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

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