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

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

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

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

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