(0 20 17)(1 21 3)(2 7 4)(5 9 8)(6 18 16 14 11)(10 19 15 13 12)
ALLOWS (11/8)-SEQUENCE
1: (0 7 17)
(0)(1 21 3)(2 7 20 17 4)(5 9 8)(6 18 16 14 11)(10 19 15 13 12)
2: (6 18 11)
(0)(1 21 3)(2 7 20 17 4)(5 9 8)(6)(10 19 15 13 12)(11 16 14)(18)
3: (4 20 17)
(0)(1 21 3)(2 7 20)(4)(5 9 8)(6)(10 19 15 13 12)(11 16 14)(17)(18)
4: (10 19 15)
(0)(1 21 3)(2 7 20)(4)(5 9 8)(6)(10 13 12)(11 16 14)(15)(17)(18)(19)