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

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

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

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

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