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

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

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

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

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