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