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