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

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

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

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

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